Chinese Curry Chicken with Onion, Takeout-Style

Chinese curry chicken with onion is a comforting stovetop dish of tender chicken, sweet onions, and potatoes in a gently thickened, curry-spiced sauce. This takeout-style version uses easy-to-find curry powder and chicken stock, and it is especially good served hot over rice to catch every bit of sauce.

Ingredients

1½ lb boneless, skinless chicken thighs, cut into 1-inch pieces (680 g)
2 medium yellow onions, cut into thick slices (about 12 oz / 340 g)
2 medium Yukon Gold or waxy potatoes, peeled if desired and cut into ¾-inch cubes (about 12 oz / 340 g)
2 tablespoons neutral oil, such as canola (30 ml)
3 cloves garlic, finely chopped (about 1 tablespoon / 9 g)
1 tablespoon finely grated fresh ginger (about 6 g)
2 tablespoons mild or medium curry powder (about 12 g)
½ teaspoon ground turmeric (about 1 g)
½ teaspoon ground cumin (about 1 g)
1¾ cups low-sodium chicken stock (420 ml)
1 tablespoon soy sauce (15 ml)
1 teaspoon granulated sugar (4 g)
½ teaspoon fine salt, plus more to taste (about 3 g)
¼ teaspoon ground black pepper (about 0.5 g)
1 tablespoon cornstarch (8 g)
2 tablespoons cold water (30 ml)
½ cup frozen peas (about 70 g)

Instructions

Prepare the ingredients. Cut the chicken into similar-sized pieces so they cook evenly. Slice the onions thickly; they will soften as the curry simmers, and thicker slices are less likely to disappear into the sauce. Cube the potatoes, chop the garlic, and grate the ginger. Stir the cornstarch and cold water together in a small cup until smooth, then set the slurry aside.
Start the onions. Set a large, heavy skillet or sauté pan over medium-high heat and add the oil. Once it is hot, add the onions and cook for about 6 minutes, stirring often, until they are softened and beginning to turn translucent at the edges. They do not need to brown deeply; a little color is fine, but dark, scorched onion can make the curry taste bitter.
Brown the chicken. Add the chicken in a single layer as much as the pan allows. Cook for about 5 minutes, turning the pieces so their surfaces lose their raw appearance and pick up a little color. If your pan is small, brown the chicken in two batches rather than crowding it; crowded chicken releases moisture and tends to steam. It will finish cooking in the sauce.
Bloom the aromatics and spices. Add the garlic and ginger and stir for about 30 seconds, just until fragrant. Add the curry powder, turmeric, and cumin, then stir for another 30 seconds. Keep the spices moving and lower the heat if the pan is very hot. This brief contact with oil brings out their aroma, while prolonged frying can make them taste scorched.
Add the liquid and potatoes. Stir in the potatoes, chicken stock, soy sauce, sugar, salt, and black pepper. Scrape the bottom of the pan to loosen any browned bits. Bring the liquid to a gentle boil, then reduce the heat so it simmers steadily rather than bubbles hard. Cover the pan and cook for 15 minutes, stirring once or twice, until the potatoes are nearly tender.
Finish cooking the chicken. Remove the lid and check a larger chicken piece with an instant-read food thermometer, inserting it into the thickest part. The USDA FSIS safe minimum internal temperature for poultry is 165°F (74°C). If the chicken has not reached that temperature, simmer for a few more minutes and check again. Do not rely on color alone to determine whether poultry is safely cooked.
Thicken the curry and add peas. Stir the cornstarch slurry again, then slowly pour it into the simmering curry while stirring. Add the frozen peas and cook for about 2 minutes, until the sauce looks glossy and lightly coats a spoon and the peas are hot. If it becomes thicker than you like, loosen it with a splash of stock or water; if it is still thin, simmer briefly, stirring gently. Taste and adjust salt or curry powder before serving.

Tips

Choose the curry powder you enjoy. Curry powder blends vary in heat and fragrance. A mild blend makes a mellow, takeaway-style sauce; a hotter blend gives it more kick. If using a spicy blend, start with 1 tablespoon and add more to taste near the end. Curry powder is a convenient stand-in for more specialized curry pastes, though the finished flavor will be less complex and more pantry-friendly.
Cut the potatoes evenly. Pieces close to ¾ inch usually become tender during the covered simmer without falling apart. Larger cubes may need a few extra minutes; very small cubes can break down and make the sauce overly thick. If using a firmer potato, check tenderness with the tip of a knife before adding the slurry.
Keep the simmer gentle. A rolling boil can make chicken pieces tougher and break up the potatoes. Once the stock boils, lower the heat until you see small, occasional bubbles. Stir carefully from the bottom so the sauce does not catch, especially after it starts to thicken.
Adjust thickness at the end. Cornstarch thickens quickly, and different pans lose different amounts of liquid. Stir the slurry immediately before using it because the starch settles. Add it gradually and stop when the sauce coats the chicken; you may not need every drop if the curry has already reduced.

Serving Suggestions

Serve the curry in shallow bowls over steamed long-grain or jasmine rice. Rice gives the sauce a place to collect and keeps the meal simple; allow roughly ¾ cup uncooked rice (about 140 g) for four servings, following the package directions. If you prefer noodles, serve the curry beside boiled egg noodles and spoon the sauce over them just before eating.

For a fuller table, add a crisp vegetable side such as cucumber slices, lightly dressed cabbage, or steamed broccoli. The fresh, mild crunch is a useful contrast to the warm spices and soft potatoes. Sliced scallions or a few cilantro leaves can be added at the table, but they are optional garnishes rather than essential ingredients. Put chili oil or sliced fresh chile on the side so each person can choose their own heat level.

Variations

Use chicken breast: Replace the thighs with 1½ pounds (680 g) boneless, skinless chicken breast cut into 1-inch pieces. Breast meat is leaner and can dry out if simmered too long, so check it early and remove it from the pan as soon as it reaches 165°F (74°C). If the potatoes need more time, simmer them in the sauce first, then return the cooked chicken briefly to warm through.

Make it richer: Replace ½ cup (120 ml) of the chicken stock with unsweetened coconut milk. This gives the sauce a rounder, creamier texture and a noticeable coconut flavor, which is a delicious variation but different from the straightforward stock-based version. Add the coconut milk with the stock and keep the curry at a gentle simmer.

Change the vegetables: Use 1 cup (120 g) sliced carrots in place of some or all of the potatoes, or add 1 cup (100 g) sliced mushrooms with the onions. Carrots need a similar simmer to become tender; mushrooms release moisture, so the finished sauce may need an extra minute or two to thicken. Keep the total amount of vegetables close to the listed amount so the sauce remains balanced.

Make it hotter: Stir in ¼ teaspoon (about 0.5 g) cayenne pepper with the curry powder, or serve chili crisp at the table. Increase the heat in small steps because the spice becomes more noticeable as the curry simmers. If the sauce gets too hot, a little extra stock and a serving of rice will soften the overall impression, though they will not remove the chile heat.

Make it gluten-free: Check that the curry powder and chicken stock are labeled gluten-free, and use gluten-free tamari instead of standard soy sauce. Cornstarch is naturally gluten-free, but check its packaging if cross-contact is a concern. Tamari can be saltier than some soy sauces, so start with less salt and adjust after the sauce has thickened.

Storage and Reheating

Refrigerate leftover curry within 2 hours of cooking, transferring it to a shallow, covered container so it cools promptly. It keeps for 3 to 4 days in the refrigerator. The potatoes may absorb some sauce as they sit, so the curry can be thicker the next day; add a spoonful or two of water or stock when reheating.

For longer storage, freeze the cooled curry in a well-sealed freezer-safe container for up to 2 to 3 months for best quality. Potatoes can become a little softer after freezing and thawing, but the curry remains suitable for reheating. Thaw it overnight in the refrigerator when possible, rather than leaving it on the counter.

Reheat only the portion you plan to eat in a covered saucepan over medium-low heat, stirring occasionally and adding a splash of liquid if needed. Heat leftovers to 165°F (74°C), checking the center with a food thermometer. A microwave also works: cover the dish loosely, stir partway through, and check several spots for even heating. Return any uneaten portion to the refrigerator promptly; avoid repeatedly cooling and reheating the whole batch.

Frequently Asked Questions

What kind of curry powder works best?
A mild or medium curry powder is a good starting point for a balanced, savory sauce. Blends differ, so check the label and use less if yours is particularly hot or strongly scented. Madras-style curry powder is usually warmer and spicier; it works well if you want a bolder curry, but begin with a smaller amount and taste before adding more.

Can I make this curry without potatoes?
Yes. Leave them out and reduce the stock slightly, starting with 1½ cups (360 ml), since the potatoes otherwise absorb liquid and add body. You can add carrots, mushrooms, or bell pepper instead, but the sauce may need a little more simmering or a small amount of the cornstarch slurry to reach the same consistency.

Why did my curry sauce turn out thin?
The pan may have been covered tightly, the vegetables may have released extra moisture, or the slurry may not have been mixed before adding. Simmer the curry uncovered for a few minutes to reduce it, then add more freshly mixed cornstarch slurry a little at a time if needed. Give each addition a minute to thicken before deciding whether to add more.

Can I prepare anything ahead?
You can slice the onions, cube the potatoes, and measure the spices a day ahead; refrigerate the cut vegetables in covered containers. For the best texture, cut the chicken shortly before cooking, or keep it separately covered in the refrigerator and use it within a safe refrigerated storage window. Do not leave raw chicken or cut produce at room temperature while preparing the rest.

Can I use chicken that is still partly frozen?
For even browning and reliable cooking, thaw chicken in the refrigerator before cutting it into pieces. Small partly frozen pieces can cook unevenly, making it harder to verify that every piece has reached the safe temperature. If you must cook from frozen, use an appropriate method to thaw or cook it safely first rather than leaving it out on the counter.

Is this the same as every Chinese curry chicken recipe?
No single spice blend or method represents every cook’s version. Chinese-style curry chicken varies by household and takeaway, including the curry powder used, the vegetables added, and whether the sauce is mild, spicy, or creamy. This recipe is a practical, stock-based version built around chicken, onion, potato, and a gently thickened sauce.

More recipes to cook

Safety notes: safe minimum internal temperatures from USDA FSIS; raw and undercooked fish guidance from the U.S. FDA. Food safety notes

Spotted an error? Tell us and we will correct it (corrections policy).