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Slow Cooker Kung Pao Chicken

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Author: Esperanza Valdez
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Slow Cooker Kung Pao Chicken brings that restaurant-quality sweet and spicy flavor right into your home kitchen, and I’ve been making this healthier version for my family for years now. There’s something magical about coming home to a house filled with the aroma of ginger, garlic, and those beautiful caramelized flavors that only slow cooking can create.

I still remember the first time I decided to tackle Kung Pao Chicken in my slow cooker – it was a busy Tuesday, and my grandkids were coming over after soccer practice. They’d been begging for Chinese takeout, but I wanted something with more vegetables and less of that heavy, greasy feeling. As I browned those chicken pieces in my old cast-iron skillet, watching them get that beautiful golden crust, I knew I was onto something special. The whole house smelled incredible by the time they walked through the door, and when I lifted that slow cooker lid, their eyes lit up. Now it’s become our tradition – every few weeks, someone asks, “Nonna, can we have that chicken with the cashews?” Time to get your slow cooker ready!

What Makes This Slow Cooker Kung Pao Chicken So Special

My years of experimenting with slow cooker recipes have taught me that the best dishes are the ones that make your life easier without sacrificing flavor. This Slow Cooker Kung Pao Chicken has become a staple in my kitchen because it delivers on every front – from the tender, perfectly cooked chicken to that glossy, restaurant-style sauce that coats every bite.

Here’s why this recipe belongs in your rotation:

  • Uses pantry staples you probably already have – soy sauce, honey, and basic vegetables make this accessible any night of the week
  • Ready in just over 3 hours with minimal hands-on time, perfect for busy families who still want a homemade dinner
  • Healthier than takeout with more vegetables, less oil, and control over sodium and sugar levels
  • Adapts to your spice preference easily – dial it up or down depending on who’s at your table
  • Creates amazing leftovers that actually taste better the next day once those flavors have melded together
  • Works beautifully over rice, quinoa, or noodles giving you flexibility for different dietary needs

I’ve made this for church potlucks, family gatherings, and countless Tuesday nights, and it never fails to get compliments. There’s something about that combination of sweet honey, savory soy sauce, and just enough heat from those dried chilies that keeps everyone coming back for seconds.

Ingredient Spotlight

Boneless skinless chicken breasts provide lean protein that stays tender in the slow cooker when cooked properly – I always cut mine into uniform bite-sized pieces so everything cooks evenly.

Low-sodium soy sauce gives you that essential umami flavor while letting you control the salt level, which is especially important since regular soy sauce can make the dish too salty after hours of cooking.

Honey creates that signature glossy sweetness and helps balance the heat from the chili peppers – I prefer using local honey from the farmer’s market when I can.

Hoisin sauce adds depth and that slightly sweet, fermented complexity that makes the sauce taste like it came from your favorite restaurant.

Fresh ginger and garlic are non-negotiable in my kitchen for this recipe – the aromatics they release during cooking fill your whole house with the most wonderful scent.

Red bell pepper and zucchini add color, nutrition, and a slight crunch that contrasts beautifully with the tender chicken – I’ve learned to add these toward the end so they don’t turn mushy.

Roasted cashews provide that essential crunch and buttery richness, though roasted peanuts work wonderfully if that’s what you have on hand.

Dried red chili peppers give visual appeal and a subtle heat that builds gradually – if you can’t find them at your regular grocery store, just increase the red pepper flakes slightly.

Cornstarch slurry thickens the sauce to that perfect consistency that clings to the chicken and vegetables rather than pooling at the bottom of your bowl.

Olive oil helps develop that golden-brown crust on the chicken before it goes into the slow cooker, which adds an extra layer of flavor you just can’t skip.

How to Make Slow Cooker Kung Pao Chicken

Step 1. I always start by seasoning my chicken in a ziplock bag with salt and pepper – this ensures every piece gets evenly coated, and it’s one less bowl to wash.

Step 2. Betty’s tip: Heat your skillet over medium-high heat and brown those chicken pieces for 5-7 minutes until they’re golden – this step adds incredible depth to the final dish and only takes a few extra minutes.

Step 3. While the chicken browns, whisk together your sauce ingredients in a medium bowl, making sure that honey dissolves completely into the soy sauce and water mixture.

Step 4. Transfer the browned chicken into your slow cooker and pour that beautiful sauce right over the top, making sure every piece gets coated.

Step 5. I’ve found that cooking on LOW for 3-4 hours gives you the most tender results, though HIGH for 2-2.5 hours works when you’re pressed for time – just check your chicken at the earlier end if your slow cooker runs hot like mine does. The chicken should reach an internal temperature of 165°F.

Step 6. When you have 30 minutes of cooking time remaining (so at the 2.5-3.5 hour mark for LOW, or 1.5-2 hour mark for HIGH), mix your cornstarch with 2 tablespoons of water until smooth, then stir it into the slow cooker along with your bell pepper, zucchini, cashews, and dried chilies.

Step 7. After years of making this, I learned that those final 20-30 minutes on HIGH are crucial – they thicken the sauce beautifully and cook the vegetables to that perfect tender-crisp texture.

Step 8. Before serving, taste your sauce and adjust – if it’s too thick, add a splash of water a tablespoon at a time; if it needs more heat, sprinkle in extra red pepper flakes. The sauce should coat a spoon nicely without being gloppy.

Keeping This Slow Cooker Kung Pao Chicken Fresh

I typically store leftovers in airtight containers in the refrigerator for up to 4 days, and honestly, this dish tastes even better the next day once those flavors have really married together. The sauce thickens slightly as it cools, which makes it perfect for meal prep – just portion it into containers with rice for easy grab-and-go lunches throughout the week.

Betty’s freezing method works well for this recipe if you want to make a double batch. Let the Slow Cooker Kung Pao Chicken cool completely, then transfer it to freezer-safe containers, leaving about an inch of headspace for expansion. It keeps beautifully for up to 3 months, and I love having it ready for those nights when cooking from scratch just isn’t happening. The vegetables may soften slightly after freezing, but the overall flavor remains delicious.

For the best texture, I reheat portions in the microwave for 2-3 minutes, stirring halfway through, or warm it gently on the stovetop over medium-low heat with a splash of water to loosen the sauce. The chicken stays tender, and those cashews maintain their crunch surprisingly well. If you froze a large batch, thaw it overnight in the refrigerator before reheating for the most even results.

Perfect Partners for Slow Cooker Kung Pao Chicken

White or brown rice is my go-to base for this dish because it soaks up that incredible sauce and provides a neutral backdrop that lets the Kung Pao flavors shine.

Steamed broccoli or snap peas add extra vegetables and a fresh, slightly crisp element that balances the richness of the sauce – I often steam them right before serving.

Egg drop soup or hot and sour soup makes this feel like a complete Chinese restaurant experience at home, especially when you’re serving guests.

Simple cucumber salad with rice vinegar provides a cool, refreshing contrast to the spicy chicken and helps cleanse your palate between bites.

Fried rice or lo mein noodles turn this into a heartier meal if you’re feeding hungry teenagers or have a crowd coming over – my grandkids especially love it served over crispy chow mein noodles.

Sticky honey garlic steak and rotini makes a wonderful starter while the chicken finishes cooking, and it’s always a hit with both kids and adults.

If you love Asian-inspired slow cooker meals, try my Slow Cooker Korean Beef Noodles for another crowd-pleaser, or this Caramelised Soy Chicken with Garlic Ginger Broth and Rice for a similar sweet-savory profile.

FAQs

Can I use chicken thighs instead of chicken breasts?

I recommend boneless skinless chicken thighs if you prefer dark meat – they stay incredibly moist in the slow cooker and add even more flavor, just keep the cooking time the same.

What if I don’t have a slow cooker?

To make this on the stovetop, brown the chicken until cooked through (7-8 minutes), add vegetables and sauté for 3 minutes, then add the sauce and cook on high heat until it bubbles and thickens, about 1-2 minutes.

How can I make this less spicy for kids?

Many home cooks find success with leaving out the dried chili peppers entirely and reducing the red pepper flakes to just a pinch – you can always offer hot sauce on the side for adults.

Skinny Slow Cooker Kung Pao Chicken

Skinny Slow Cooker Kung Pao Chicken is a delicious chicken coated in a sweet and spicy sauce with tender vegetables and crunchy cashews. Skip the takeout, this is so much healthier and better!
Prep Time 15 minutes
Cook Time 3 hours
Total Time 3 hours 15 minutes
Servings: 6 portions
Course: Dinner, Main Course
Cuisine: American, Asian
Calories: 338

Ingredients
  

  • 1.25 pounds boneless skinless chicken breasts cut into bite-sized chunks
  • 0.125 teaspoon salt
  • 0.25 teaspoon black pepper
  • 3 tablespoons olive oil
  • 1 large red bell pepper chopped
  • 1 medium zucchini chopped
  • 0.67 cup roasted cashews or roasted peanuts
  • 4 dried red chili peppers or up to 6
  • 0.5 cup low-sodium soy sauce
  • 0.5 cup water plus 2 tablespoons for cornstarch
  • 3 tablespoons honey
  • 2 tablespoons hoisin sauce
  • 3 cloves garlic minced
  • 1 teaspoon fresh ginger grated
  • 0.25 teaspoon dried red pepper chili flakes or more to taste
  • 2 tablespoons cornstarch
  • sesame seeds for garnish
  • green onions for garnish

Equipment

  • Slow Cooker
  • large skillet
  • Large ziplock bag
  • medium bowl
  • Small bowl

Method
 

  1. In a large ziplock bag, add chicken, salt, and black pepper. Shake to coat the chicken evenly.
  2. Heat a large skillet over medium-high heat. Add olive oil and seasoned chicken. Cook for about 5-7 minutes or until browned. Transfer chicken into the slow cooker.
  3. In a medium bowl, whisk together soy sauce, 1/2 cup water, honey, hoisin sauce, garlic, ginger, and red pepper chili flakes. Pour the sauce over the chicken in the slow cooker.
  4. Cover and cook on LOW for 3-4 hours or on HIGH for 2-2.5 hours, until chicken reaches an internal temperature of 165°F.
  5. When 30 minutes of cooking time remains, whisk together cornstarch and 2 tablespoons water in a small bowl. Stir into the slow cooker. Add red bell pepper, zucchini, cashews, and dried red chili peppers.
  6. Cover and cook on HIGH for another 20-30 minutes or until the vegetables are tender and the sauce has thickened. Add more water a tablespoon at a time to thin out the sauce to your preferred consistency.
  7. Sprinkle with sesame seeds and green onions and serve over rice, quinoa, or noodles, if desired.

Notes

If you can’t find dried red chili peppers, leave out and add an additional 1/2-1 teaspoon red pepper chili flakes. If your slow cooker runs hot, check on chicken earlier as it may cook faster than suggested cooking times. FOR STOVETOP DIRECTIONS: Brown the chicken until cooked through (7-8 minutes). Then add vegetables and sauté for about 3 minutes or until tender. Add the sauce to the pan, turn to high heat and cook until the sauce bubbles and thickens up, about 1-2 minutes.

Nonna Food
Welcome to NonnaFood!

I’m Nonna, and cooking is how I show love. From my garden kitchen to yours, I share fresh, simple recipes rooted in tradition and made with heart. Let’s create delicious memories together!

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