Crockpot Kung Pao Chicken Recipe tastes savory, slightly sweet, and spicy with tender chicken that soaks up a bold garlic-chili sauce. It works perfectly for busy weeknights when you want takeout flavor with minimal effort, and it takes about 15 minutes of prep plus 3–4 hours of hands-off cooking. I tested this on a hectic Monday while answering emails and trying not to burn toast, so you can absolutely pull this off too.
Why You Should Try This Crockpot Kung Pao Chicken Recipe
This Crockpot Kung Pao Chicken Recipe gives you juicy chicken in a glossy, sticky sauce with just the right kick of heat. You control the spice level, the veggies, and the sodium, so it tastes fresher and lighter than most takeout versions.
You toss everything in the slow cooker, walk away, and come back to dinner that tastes like you put in way more effort. It also reheats beautifully, so you can cook once and eat twice, which my future self always appreciates.
“This Crockpot Kung Pao Chicken Recipe tastes like my favorite takeout, but lighter, saucier, and somehow even better after a night in the fridge. ★★★★★”
Ingredients You’ll Need
Chicken
- 2 pounds boneless skinless chicken breasts, cut into 1-inch chunks
- You can use boneless skinless chicken thighs for extra tenderness.
- Trim extra fat so the sauce stays clean and not greasy.
Vegetables & Aromatics
- 1 red bell pepper, chopped into 1-inch pieces
- 1 green bell pepper, chopped into 1-inch pieces
- 1 small yellow onion, chopped
- 3–4 cloves garlic, minced (use jarred minced garlic if you want a shortcut)
- 1 tablespoon fresh ginger, minced or grated
- Use ginger paste from a tube if you want to save time.
Sauce Ingredients
- 1/2 cup low-sodium soy sauce
- I like Kikkoman or a similar brand with clean, simple ingredients.
- 1/4 cup hoisin sauce
- 1/4 cup rice vinegar (unseasoned)
- 1/4 cup water or low-sodium chicken broth
- 1/4 cup brown sugar, packed
- Use honey instead if you want a slightly different sweetness.
- 2 tablespoons ketchup
- This adds body and a mild tang that balances the heat.
- 1–2 tablespoons chili garlic sauce or sambal oelek
- Start with 1 tablespoon for mild heat, add more if you like it spicy.
- 1–2 teaspoons crushed red pepper flakes
- Adjust to taste; skip if you cook for kids or spice-sensitive eaters.
- 1 tablespoon toasted sesame oil
Thickener
- 3 tablespoons cornstarch
- 3 tablespoons cold water
Nuts & Garnish
- 1/2 to 3/4 cup roasted unsalted peanuts
- Use lightly salted peanuts if you prefer, then reduce soy sauce slightly.
- 3 green onions, sliced
- Sesame seeds (optional, for topping)
Pantry Shortcuts & Substitutions
- Use frozen pepper strips if you want to skip chopping fresh peppers.
- Use pre-minced garlic and ginger paste to cut prep to about 5 minutes.
- Swap peanuts with cashews if you prefer a milder nut flavor.
- Use gluten-free tamari instead of soy sauce if you need a gluten-free version.
Equipment List
- 4- to 6-quart slow cooker (Crockpot style)
- Cutting board and sharp knife
- Measuring cups and spoons
- Small bowl for cornstarch slurry
- Wooden spoon or spatula for stirring
Tips & Tricks
- Cut chicken pieces the same size so they cook evenly and stay tender.
- Use low-sodium soy sauce so the sauce tastes balanced, not salty.
- Add peanuts at the end so they stay crunchy and not soggy.
- Stir the cornstarch slurry very well so no lumps sneak into the sauce.
- Start with less chili garlic sauce, then add more at the end if you want extra heat.
- Cook on low for the juiciest chicken; high heat can dry the meat.
- Line the slow cooker with a liner if you want easier cleanup.
- Toss leftover sauce with noodles or veggies the next day so nothing goes to waste.
How to Make Crockpot Kung Pao Chicken Recipe
Step 1: Prep the Chicken and Vegetables
Chop the chicken into bite-size chunks and pat them dry with paper towels. This helps the sauce cling to the meat. Chop the bell peppers and onion into similar-size pieces so they cook at the same rate.
Mince the garlic and ginger, or squeeze them from tubes if you use that shortcut. Keep everything in separate piles so you can layer them easily in the slow cooker.
Step 2: Mix the Sauce
In a medium bowl, add soy sauce, hoisin sauce, rice vinegar, water or broth, brown sugar, ketchup, chili garlic sauce, crushed red pepper flakes, and sesame oil. Whisk until the sugar dissolves and the sauce looks smooth and glossy. Taste a tiny spoonful and adjust sweetness or heat to your liking.
If you want a sweeter sauce, add a teaspoon or two more brown sugar. If you want more kick, add extra chili garlic sauce or red pepper flakes.
Step 3: Load the Crockpot
Place the chopped onion and bell peppers in the bottom of the slow cooker. Scatter the garlic and ginger over the veggies. Add the chicken pieces on top in an even layer.
Pour the sauce over the chicken and vegetables. Stir gently so the sauce coats everything, but avoid shredding the chicken pieces.
Step 4: Cook the Kung Pao Chicken
Cover the slow cooker with the lid. Cook on low for 3 to 4 hours, or on high for about 2 hours. The chicken should feel tender and cooked through, and the peppers should feel soft but not mushy.
Stir once halfway through if you can, so the sauce distributes evenly. If you work outside the house, you can skip the mid-cook stir and still get great results.
Step 5: Thicken the Sauce
About 20 minutes before you plan to serve, mix the cornstarch and cold water in a small bowl. Stir until the mixture looks smooth and no dry bits remain. Pour the slurry into the slow cooker and stir it into the sauce.
Cover again and cook on high for 15 to 20 minutes. The sauce will thicken and turn glossy as it simmers with the cornstarch.
Step 6: Add Peanuts and Garnish
Once the sauce thickens, stir in the peanuts. Let them warm in the hot sauce for 5 minutes so they soak up some flavor but keep their crunch. Taste the sauce and adjust seasoning with a splash of soy sauce, a pinch of sugar, or extra chili flakes if needed.
Top the finished Crockpot Kung Pao Chicken Recipe with sliced green onions and sesame seeds. The fresh green onions add brightness and a little crunch that balances the rich sauce.
Step 7: Serve
Spoon the Kung Pao chicken over hot steamed rice, jasmine rice, or brown rice. You can also serve it over cauliflower rice if you want a lighter option. Make sure each bowl gets plenty of sauce, veggies, and peanuts.
If you cook for kids or spice-sensitive friends, serve extra chili garlic sauce on the side so everyone customizes their own heat level. I like to keep a small bowl of extra peanuts on the table too, because someone always asks for more.
What to Serve with Crockpot Kung Pao Chicken Recipe
Serve this Crockpot Kung Pao Chicken Recipe over fluffy white rice, jasmine rice, or brown rice to soak up all that bold sauce. Add a side of steamed broccoli, snap peas, or green beans for extra crunch and color. You can also pair it with veggie fried rice or simple garlic noodles for a fuller meal.
If you want a lighter spread, serve it with cucumber salad or a simple Asian-style slaw with a tangy dressing. For drinks, iced green tea, sparkling water with lime, or a fruity mocktail all match the sweet-heat balance of the dish.
Storage Options
- Store leftovers in an airtight container in the fridge for up to 4 days.
- Chill the chicken completely before you freeze it, then store in freezer-safe containers or bags for up to 3 months.
- Reheat gently on the stovetop over medium-low heat with a splash of water or broth, and stir often so the sauce loosens and heats evenly.
- Reheat in the microwave in short bursts, stirring between each burst, so the chicken stays tender and the sauce does not overcook.
Crockpot Kung Pao Chicken Recipe
Ingredients
Method
- Chop the chicken into 1-inch chunks and pat dry with paper towels. Chop the red and green bell peppers into 1-inch pieces and chop the onion. Mince the garlic and ginger.
- In a medium bowl, whisk together the soy sauce, hoisin sauce, rice vinegar, water or chicken broth, brown sugar, ketchup, chili garlic sauce, crushed red pepper flakes, and toasted sesame oil until smooth.
- Add the chopped onion and bell peppers to the bottom of a 4- to 6-quart slow cooker. Scatter the minced garlic and ginger over the vegetables, then place the chicken pieces on top in an even layer.
- Pour the sauce evenly over the chicken and vegetables and gently stir to coat everything in the sauce.
- Cover and cook on low for 3 to 4 hours, or on high for about 2 hours, until the chicken is tender and cooked through and the peppers are soft but not mushy.
- About 20 minutes before serving, whisk the cornstarch and cold water together in a small bowl until smooth. Stir the slurry into the slow cooker, cover, and cook on high for 15 to 20 minutes until the sauce is thickened and glossy.
- Stir in the roasted peanuts and let them warm in the sauce for about 5 minutes. Taste and adjust the seasoning with additional soy sauce, sugar, or red pepper flakes if desired.
- Garnish with sliced green onions and sesame seeds if using, and serve hot over steamed rice, brown rice, or cauliflower rice.
Notes
Approximate per serving (6 servings), without rice: 370 calories; fat 16 g; saturated fat 3 g; carbohydrates 30 g; fiber 2 g; sugars 19 g; protein 28 g; sodium 980 mg. Values are estimates and will vary based on specific ingredients, brands, and portion sizes.