Summary: A Sichuan stir-fry of chicken thigh cut into cubes, marinated in soy sauce, Shaoxing wine and cornstarch, then cooked over the highest heat with dried chiles, Sichuan pepper, peanuts and vegetables. The sauce is mixed ahead from light and dark soy, black rice vinegar, sugar and a little cornstarch, so it goes in during the last minute and thickens on contact with the hot pan. Peanuts go in at the very end and stay crunchy. Total time 45 minutes, base 6 servings.
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Category: Poultry, Chinese cuisine
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Quick overview
- Dish: Kung Pao chicken – spicy Sichuan chicken with peanuts, chile and a sweet-savory sauce
- Category: Poultry, Chinese cuisine
- Cuisine: Chinese
- Main ingredient: Boneless chicken thighs, 31.5 oz (5 oz per portion)
- Guide: 12 most famous Chinese dishes: traditional recipes from Chinese cuisine
- Total time: 45 minutes (30 minutes prep + 15 minutes cooking) plus 20 minutes marinating
- Difficulty: Medium
- Servings: 6 (Portion weight: 10 oz)
- Key technique: Velveting the chicken in cornstarch and stir-frying in two rounds over the highest heat
- Method types: Stir-frying, frying, reducing a sauce
- Dietary info & allergens: soy, peanuts, gluten
- Great for: A quick weeknight dinner, anyone who likes heat, meal prep, a rice bowl for lunch the next day
- Nutrition (per portion): 478 kcal, Protein: 1 1/4 oz, Fat: 1 oz, Carbohydrates: 3/4 oz
- Storage: 3 days in the fridge, 1 month in the freezer
- Pairing: Jasmine tea, light lager, dry Riesling
- In short: Marinated chicken, a sauce mixed before you turn on the stove and two rounds of stir-frying – three steps that decide whether the chicken stays juicy and the vegetables crunchy.
WAGUU says: “The wok must be hot before the chicken goes in and hot again before the vegetables follow. Cook them together and you steam both.”
Key facts
| Prep time: | 30 minutes plus 20 minutes marinating |
| Cook time: | 15 minutes |
| Temperature: | Wok at 400–430 °F (200–430 °F), internal chicken temperature 165 °F (165 °F) |
| Servings: | 6 (portion weight 287 g) |
At a glance
Kung Pao rests on three things: cornstarch, heat and timing. Cornstarch seals the surface of the chicken so juices stay in while the outside browns; without it the meat releases water into the pan and starts to stew. The chiles and Sichuan pepper toast in oil for no more than twenty seconds, enough to release aroma but not to burn. The sauce is mixed in a glass beforehand because there is no time to measure once the wok is at temperature; cornstarch thickens it within seconds of contact, so the sauce clings instead of pooling. Peanuts go in at the end so they keep their crunch.
Ingredients
Base servings: 6 • Portion weight: 10 oz
| Ingredient | Quantity | Quality |
|---|---|---|
| boneless skinless chicken thighs | 31.75 oz | fresh, trimmed of gristle and sinew |
| roasted unsalted peanuts | 4.23 oz | shelled, no salt, no oil |
| dried chiles | 0.28 oz | whole, stems removed, medium heat |
| Sichuan pepper | 0.14 oz | whole, toasted and ground before use |
| soy sauce | 0.25 cups | light, naturally fermented |
| dark soy sauce | 1.35 tbsp | sweet, for color and gloss |
| Shaoxing rice wine | 2.71 tbsp | dry, for the marinade |
| black rice vinegar | 2.03 tbsp | dark, slightly sweet |
| granulated sugar | 0.71 oz | to balance the vinegar and soy sauce |
| cornstarch | 1.06 oz | for coating the chicken and thickening the sauce |
| peanut oil | 0.25 cups | for stir-frying, high smoke point |
| ginger | 0.88 oz | fresh, sliced thin |
| garlic | 0.71 oz | fresh, sliced thin |
| scallions | 2.82 oz | white part for stir-frying, green for finishing |
| green bell pepper | 7.05 oz | firm, seeded, cut into cubes |
| onion | 3.53 oz | yellow, cut into thin wedges |
| fine sea salt | 0.14 oz | for the marinade |
Why you will love this recipe
- On the table in 45 minutes: Marinating takes twenty minutes and you can prep the vegetables while it works. The stir-frying itself takes four.
- Heat you control: The dried chiles flavor the oil, but their seeds do not have to reach the plate. Halve the amount for a gentler version.
- Exact quantities for 6 servings: 5 oz of chicken per portion, 2/3 oz of peanuts and 1 1/4 oz of green pepper. Every amount matches the shopping list and the print view.
- Build for a hot pan: A cornstarch coating, a sauce mixed ahead and separate rounds of frying keep the chicken juicy and the vegetables crisp.
Why it works: Chicken thigh holds moisture better than breast because it carries more fat and connective tissue. The cornstarch and wine marinade forms a thin film on the surface; when the meat hits a pan above 355 °F (355 °F), that film sets before juices escape – the effect Chinese kitchens call velveting. Sugar in the sauce does not make the dish sweet; it balances the vinegar and helps the sauce caramelize and cling. Sichuan pepper is toasted first because its aromatic compounds, including sanshool, are released by heat and dissolve in oil, which is why the tingle reaches the tongue while the chiles contribute a clean, warm heat. Adding the sauce last and off the boil keeps the cornstarch from clumping, which happens when starch meets liquid already at a hard boil.
Recipe overview
Prep: 30 min | Cook: 15 min | Difficulty: Medium | Servings: 6 | Type: Main course | Origin: Chinese
Detailed method
Overall progress: 0 % complete
Phase 1: Marinade – 20 min
Equipment: board, knife, bowl
1. Cut the chicken thighs into cubes about three quarters of an inch across and pat them dry. Put them in a bowl with half the cornstarch, half the Shaoxing wine, half the light soy sauce, the fine sea salt and a tablespoon of water. Mix with your hand until every piece is coated, cover and leave twenty minutes at room temperature. Meanwhile toast the Sichuan pepper in a dry skillet for thirty seconds, grind it and set it aside.
Checkpoint: Each cube wears an even, thin, milky coating and the bowl holds no free liquid. The ground pepper smells citrus-sharp, not dusty.
Before you move on:
Do not skip the marinade and do not leave the chicken in it for hours. Twenty minutes is enough for the coating to set. Longer and the salt starts to firm the surface of the meat, which leaves it tough after frying.
Phase 2: Sauce and prep – 10 min
Equipment: glass, small bowls, knife
2. In a glass, mix the remaining light soy sauce with the dark soy sauce, the rest of the Shaoxing wine, the black rice vinegar, the sugar, the remaining cornstarch and four tablespoons of cold water. Stir until the sugar dissolves. Cut the bell pepper and onion into cubes, slice the ginger and garlic thin, and separate the white and green parts of the scallions. Put everything within reach of the stove.
Checkpoint: The sauce is smooth, dark brown and free of cornstarch lumps. All vegetables are cut to a similar size and lined up in the order they will be used.
Before you move on:
Mix the sauce before you turn on the stove, not during frying. Cornstarch must dissolve in cold liquid; dumped straight into a hot pan it sets into lumps you cannot stir out.
Phase 3: Aromatics – 2 min
Equipment: wok, spatula
3. Heat the wok over the highest setting for two to three minutes. Pour in half the peanut oil, then add the dried chiles and the ground Sichuan pepper. Stir for twenty seconds, until the chiles darken slightly and the oil smells aromatic, then add the ginger, garlic and the white parts of the scallions and stir another twenty seconds.
Checkpoint: The chiles are dark red, not black, and the oil is fragrant. The garlic has not taken on any color yet.
Before you move on:
Take the chiles out the moment they darken. Burnt chile turns the whole dish bitter and there is no way back; you would have to start the oil again.
Phase 4: Chicken – 3 min
Equipment: wok, spatula, instant-read thermometer
4. Push the aromatics to one side, add the marinated chicken in a single layer and leave it untouched for forty seconds. Then stir-fry for two minutes, until the pieces are golden at the edges and no longer pink. Take the chicken out into a bowl, leaving the oil and aromatics in the wok.
Checkpoint: The chicken is golden at the edges and white throughout, the thermometer reads 165 °F (165 °F) and there is no liquid in the pan.
Before you move on:
Fry the chicken in one layer and do not stir it immediately. Thirty to forty seconds of contact with the metal is what browns the coating; constant stirring steams the meat instead.
Phase 5: Vegetables – 3 min
Equipment: wok, spatula
5. Pour the rest of the peanut oil into the wok, add the onion and stir-fry for one minute, then add the bell pepper and stir another minute. The vegetables should stay firm; they will heat through once more when the chicken returns.
Checkpoint: The pepper is bright green and still crisp and the onion is translucent at the edges. No water has collected in the base of the wok.
Before you move on:
Once the vegetables are in, work fast. Two minutes of stir-frying keeps them crunchy; four turns them soft and they release water, which thins the sauce later.
Phase 6: Sauce, peanuts and serving – 2 min
Equipment: wok, spatula
6. Return the chicken to the wok, pour the sauce down the side of the pan and stir for thirty seconds, until it thickens and coats every piece. Take the wok off the heat, fold in the peanuts and the green parts of the scallions, and serve at once with rice, which is not part of the recipe.
Checkpoint: The sauce is glossy, thick enough to cling to the spatula, and no liquid is left in the base of the wok. The peanuts are still whole and crunchy.
Equipment needed
| Item | Ideal size | Alternative | Risk |
|---|---|---|---|
| wok | 12 inches, thick base | a deep cast-iron skillet | a thin pan loses heat and the chicken steams instead of browning |
| instant-read thermometer | reads to 480 °F | cut the thickest piece open | without measuring, chicken is either undercooked or dry |
| spatula | metal or stiff silicone | two wooden spoons | a flexible spatula cannot lift the chicken cleanly off the base |
| small glass for the sauce | 8 oz | a mug or small pitcher | measuring at the stove means one ingredient burns while you look away |
| spice grinder or mortar | small, for four grams of pepper | a heavy pan and a rolling pin | pre-ground pepper has lost most of its aroma |
Shopping list
Nutrition profile
Values per portion (as served, without rice). Calculated from average nutritional values of the ingredients. Portion weight 10 oz. Oil absorbed by the food is counted at roughly eight percent of the oil used.
| Nutrient | Per 3 1/2 oz | Per portion | For 6 servings |
|---|---|---|---|
| Energy | 167 kcal | 478 kcal | 2866 kcal |
| Fat | 9.7 g | 27.8 g | 166.6 g |
| of which saturated | 1.9 g | 5.4 g | 32.3 g |
| Carbohydrates | 7.3 g | 20.9 g | 125.6 g |
| of which sugars | 8.1 g | 8.1 g | 8.1 g |
| Protein | 12.5 g | 36.0 g | 216.0 g |
| Sodium | 0.42 g | 1.22 g | 7.28 g |
| salt equivalent | 1.06 g | 3.04 g | 18.21 g |
Reference intake of an average adult (2000 kcal). Sodium comes mainly from the two soy sauces and the marinade; the dish is not salted further. Serve with rice to bring sodium per plate down. Salt equivalent is sodium multiplied by 2.5.
WAGUU Pro level
- Pro standard: A tested recipe with exact quantities and visual checkpoints.
- Tip 1: Freeze the chicken for twenty minutes before cutting. Firm meat slices into even cubes and the coating sets uniformly.
- Tip 2: Toast the Sichuan pepper in a dry skillet and grind it the same day. Within a week the aroma fades noticeably.
- Tip 3: Keep a bowl of cold water next to the stove. If the chiles begin to blacken, lift them out with a slotted spoon and drop them in the water to stop them burning.
- Tip 4: Double the sauce and keep half in the fridge for up to four days. Weeknight cooking then takes only the fifteen minutes of the actual stir-fry.
The science behind it
Velveting works by forming a starch and protein film on the surface of the meat. Cornstarch gelatinizes at around 158 °F (160 °F), and because the coating sets before the interior reaches that temperature, water stays trapped inside. At the same time the surface dries quickly in a pan above 355 °F (355 °F), so Maillard reactions begin between amino acids and reducing sugars and give the chicken its roasted color. Sichuan pepper contains sanshool, a compound that activates touch receptors on the lips and tongue rather than taste buds; that is why it produces a tingle rather than heat. Capsaicin from the chiles is fat soluble, so it moves into the oil and from there onto every ingredient in the pan. Sugar in the sauce raises the temperature at which the sauce sets and helps it caramelize slightly on the chicken, which is what makes it glossy. Cornstarch thickens by gelatinizing; added to a hard boil, the granules swell too fast and clump, so the sauce is stirred in off the boil and given thirty seconds to come together.
Fine dining – professional techniques
- Plating: Spoon the chicken into the center of a warm plate, fan the bell pepper around it and scatter the peanuts on top so they stay in view and stay crunchy.
- Texture contrast: Add a spoon of crisp fried shallots just before serving. They bring a brittle note against the soft chicken.
- Temperature contrast: Serve cold pickled cucumber on the side. The chill and acidity reset the palate between bites of chile.
- Aromatic finish: Grate a little lime zest over the plate. The citrus oils lift the Sichuan pepper and make the heat feel cleaner.
Sensory radar
- Appearance: Glossy dark brown chicken cubes, bright green pepper, translucent onion, whole chiles and scattered peanuts.
- Aroma: Toasted chile and Sichuan pepper over fried garlic and ginger, with a sweet note from the dark soy.
- Taste: Salty and slightly sweet first, then a warm chile heat and a tingle on the lips.
- Texture: Chicken juicy inside with a lightly set surface, pepper still crisp, peanuts brittle.
Pairing
- Jasmine tea: Floral and light, it softens the heat between bites.
- Light lager: Carbonation and bitterness reset the palate. Serve at 43–46 °F (6–45 °F).
- Dry Riesling: Its acidity handles the vinegar in the sauce and its fruit lifts the ginger.
- Homemade limeade: Acidity and fizz work for anyone avoiding alcohol, and kids like it with a little less chile.
Variations
- Chicken breast: Cut into cubes and marinate ten minutes longer. Leaner and quicker to cook, but it dries out fast, so fry it for ninety seconds only.
- Cashews instead of peanuts: Roast them in the oven for eight minutes and add at the end. The dish becomes milder and loses its most common allergen.
- Vegetarian version: Replace the chicken with 12 oz of firm tofu and 7 oz of shiitake mushrooms. Increase the cornstarch in the marinade by ten grams so the tofu browns instead of crumbling.
Allergens and dietary information
Contains: soy (light and dark soy sauce); peanuts (roasted peanuts, peanut oil); gluten (soy sauce unless tamari is used) • Gluten: check the soy sauce and the Shaoxing wine • Not suitable for: anyone with a peanut allergy or celiac disease unless tamari and gluten-free wine are used
Great for
A quick weeknight dinner, anyone who likes heat, meal prep, a rice bowl for lunch the next day, a shared table with several dishes.
Substitution guide
- Chicken thighs: turkey thigh or pork shoulder cut into cubes. Both need two minutes longer in the pan.
- Dark soy sauce: light soy sauce with a teaspoon of molasses. Similar color, less rounded sweetness.
- Black rice vinegar: balsamic vinegar diluted with an equal part of water. Sweeter and less sharp.
- Shaoxing rice wine: dry sherry. It lifts the smell of the meat just as well.
- Sichuan pepper: ground black pepper with a pinch of ground coriander seed. The tingle is lost, the aroma still works.
- Peanut oil: canola or sunflower oil. Both take the heat, though peanut oil adds a faint nutty note.
FAQ
How hot is this dish?
Eight grams of dried chiles give a warm, persistent heat rather than a fierce one. For a milder version use half and remove the seeds before frying.
Why is cornstarch used twice?
Half coats the chicken and keeps it juicy; the other half thickens the sauce so it clings to the meat. Using the full amount in the marinade would leave the sauce thin.
Can I use ground Sichuan pepper from a jar?
You can, but the aroma fades within weeks. Whole berries toasted and ground just before use make a noticeable difference to the tingle.
Can the dish be made ahead?
Marinate the chicken and mix the sauce up to four hours ahead and keep both in the fridge. Do the stir-frying at the last moment; reheated Kung Pao loses the crunch of the pepper and peanuts.
What if I do not have a wok?
Use the heaviest skillet you own. Fry the chicken in two batches so the pan does not cool down, and keep the vegetables in a separate pan until the final combine.
Is Kung Pao gluten free?
Only if you use tamari instead of soy sauce and check the Shaoxing wine. Cornstarch, rice vinegar, sugar, chicken, peanuts and vegetables contain no gluten.
WAGUU Petr advises: cooking for 6 or more?
6–8 people: Stir-fry the chicken in two batches and keep the first warm in the oven at 175 °F (175 °F). Add the sauce to both batches at the very end. • 10+ people: Work with two pans side by side and divide the ingredients in half. Toast the chiles once in a small pan, then split the flavored oil between the two pans so the heat is consistent.
Sides and serving
Storage and reheating
Fridge: 3 days • Freezer: 1 month, without the peanuts • Reheating: Warm in a pan over medium heat for three minutes with a spoon of water, or in the oven at 325 °F (320 °F) for ten minutes. Add fresh peanuts after reheating. The microwave softens the pepper and the nuts.
Author: WAGUU Petr & Team • Published: 8 Oct 2026 • Updated: 10 Oct 2026
More recipes from this article
Guide: 12 most famous Chinese dishes: traditional recipes from Chinese cuisine
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Mapo tofu – tofu in a spicy Sichuan sauce with ground meat and Sichuan pepper
Sweet and sour pork – fried pork pieces in the classic sweet and sour sauce
Char siu – Cantonese roast pork with a glossy caramelized crust
Dim sum – small Cantonese dishes, especially steamed dumplings and parcels
Xiaolongbao – delicate Shanghai dumplings filled with pork and hot soup
Chow mein – stir-fried wheat noodles with vegetables, meat or seafood
Yangzhou fried rice – fried rice with egg, shrimp, ham and peas
Hot pot – a shared meal cooked in bubbling broth at the table
Dan dan noodles – Sichuan noodles with a spicy sauce and chile oil
Wonton soup – clear broth with filled wonton dumplings and scallions
Other recipes you might like
Why WAGUU?
Recipes on WAGUU are checked for accurate quantities, method and nutrition. In this recipe the amounts match across the ingredient table, the cooking phases, the shopping list and the print view – 31.5 oz of chicken serves six at 5 oz each, 1 oz of cornstarch is split between the marinade and the sauce, and 4 oz of peanuts gives 2/3 oz per portion.
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Most common mistakes
- A cool wok – the chicken releases water and steams instead of browning. Heat the wok empty until it just begins to smoke before the oil goes in.
- Burnt chiles – the whole dish turns bitter. Twenty seconds in hot oil is enough; lift them out the moment they darken.
- Sauce added at the wrong moment – either it boils hard and clumps, or it goes in too early and the chicken loses its crust. Add it in the final thirty seconds off the boil.
- Peanuts added early – they soften in the sauce. Fold them in after the pan leaves the heat.