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Slow cooker butter chicken combines tender pieces of chicken breast with a rich, creamy tomato sauce flavored with garlic, ginger, and warm Indian-inspired spices. The chicken cooks gently in a homemade sauce made with butter, heavy cream, tomato paste, and aromatic seasonings, creating a comforting dinner with plenty of flavor.
This crockpot butter chicken recipe requires a little stovetop preparation before the slow cooker takes over. Blending the sauce gives it a smooth consistency, while a simple cornstarch slurry creates the thick, velvety finish that makes butter chicken so satisfying. Serve it over fluffy jasmine rice for a hearty family dinner.
Why You’ll Love This Slow Cooker Butter Chicken
Homemade butter chicken doesn’t require complicated cooking techniques. This version uses familiar grocery store ingredients and a slow cooker to simplify the process.
Sautéing the onions and spices first develops their flavor, while blending the tomato mixture creates a smooth sauce without noticeable onion pieces.
The combination of butter, tomato sauce, and heavy cream produces a rich, mildly tangy base that coats the chicken beautifully.
Another advantage is flexibility. Once the ingredients are assembled, the chicken cooks for approximately 2½ to 3 hours on high, leaving time to prepare rice or other side dishes.
Ingredients You’ll Need
The ingredients in this creamy slow cooker butter chicken work together to create its distinctive flavor and texture.
Chicken and Aromatics
Boneless, skinless chicken breasts: Three pounds of chicken breasts provide the protein for this recipe. Large breasts work well because they can be cooked whole and cut into bite-sized pieces afterward.
Onion, garlic, and ginger: These ingredients establish the savory foundation. Fresh ginger contributes a subtle warmth, while garlic and onion add depth.
Unsalted butter: Four tablespoons of butter help soften the aromatics and carry the flavors of the spices.
Spices and Tomato Sauce
Curry powder, chili powder, garam masala, and cumin create the warm, fragrant seasoning blend.
Garam masala contributes aromatic complexity, while cumin adds an earthy note. The chili powder provides additional seasoning and warmth.
Tomato sauce and tomato paste form the base of the sauce. Tomato paste adds concentrated tomato flavor and helps balance the richness of the cream.
Cream and Thickener
Heavy cream gives homemade butter chicken its signature creamy consistency.
The recipe uses 1¼ cups, divided between the blended sauce and the finishing slurry.
Cornstarch thickens the sauce near the end of cooking, helping it cling to each piece of chicken.
How to Make Slow Cooker Butter Chicken
This recipe starts with a brief stovetop step before the chicken finishes cooking in the crockpot.
Step 1: Sauté the Aromatics
Melt the butter in a sauté pan over medium-high heat.
Add the diced onion, minced garlic, grated ginger, curry powder, chili powder, garam masala, cumin, and salt.
Cook for 2 to 3 minutes, stirring as needed, until the onion softens and the spices become fragrant.
This step helps develop the seasoning before it enters the slow cooker.
Step 2: Blend the Sauce
Transfer the cooked onion and spice mixture to a blender.
Add the tomato sauce, tomato paste, and ¾ cup of room-temperature heavy cream.
Blend until completely smooth.
The resulting sauce should have an even consistency, with the spices distributed throughout the tomato and cream mixture.
Step 3: Slow Cook the Chicken
Place the whole chicken breasts in the slow cooker.
Pour the blended butter chicken sauce over the chicken, ensuring the pieces are covered.
Cover and cook on high for 2½ to 3 hours.
Check that the thickest part of the chicken reaches 165°F using a food thermometer, following the USDA’s safe minimum internal temperature guidelines.
Remove the cooked chicken and cut it into approximately 1-inch pieces.
Step 4: Thicken the Sauce
Combine the remaining ½ cup heavy cream with 2 tablespoons of cornstarch in a small bowl.
Stir until smooth, then pour the mixture into the sauce remaining in the slow cooker.
Mix thoroughly and allow the sauce to thicken. Keep the sauce hot enough for the cornstarch to activate.
Return the chicken pieces to the crockpot and gently coat them with sauce.
Turn off the slow cooker once everything is combined and ready to serve.
Tips for the Best Slow Cooker Butter Chicken
Don’t skip sautéing the spices. Heating them briefly with butter and aromatics develops flavor that would otherwise be less pronounced.
Use room-temperature cream. This helps the cream incorporate smoothly into the blended tomato sauce.
Avoid overcooking the chicken. Chicken breasts can become dry when cooked too long. Check their internal temperature toward the beginning of the recommended cooking window.
Mix the slurry thoroughly. Cornstarch should dissolve into the cream before entering the sauce to prevent lumps.
Cut the chicken after cooking. Keeping the breasts whole during slow cooking helps prevent smaller pieces from cooking too quickly.
Easy Variations and Substitutions
Boneless, skinless chicken thighs can replace chicken breasts if you prefer darker meat. Cooking time may differ, so check for doneness with a thermometer.
For a slightly different flavor, adjust the chili powder according to your preferred spice level.
If fresh cilantro isn’t available, simply omit the garnish.
These optional adjustments change the original recipe slightly but preserve its creamy tomato-based character.
What to Serve with Butter Chicken
Jasmine rice is the classic accompaniment in this recipe. Its fluffy texture absorbs the rich sauce and balances the warm spices.
Spoon the butter chicken beside approximately ¾ cup of cooked rice and finish with fresh cilantro.
Warm naan is another excellent option for scooping up the sauce.
For a lighter side, consider steamed broccoli, green beans, or roasted cauliflower.
A simple cucumber salad also provides a refreshing contrast to the creamy chicken.
How to Store and Reheat Leftovers
Allow leftovers to cool briefly, then refrigerate them in shallow, airtight containers within two hours of cooking.
According to the USDA’s leftovers and food safety guidance, cooked leftovers generally keep for 3 to 4 days in the refrigerator.
Reheat the chicken and sauce gently on the stovetop or in the microwave until they reach 165°F.
Stir occasionally to distribute the heat evenly.
Store cooked rice separately when practical. Refrigerate it promptly and reheat thoroughly before serving.
Frequently Asked Questions
Can I use chicken thighs instead of breasts?
Yes. Boneless, skinless chicken thighs are a suitable substitute. They have a slightly richer flavor and often remain tender during slow cooking. Always verify that they reach 165°F.
Can I put raw chicken directly into the slow cooker?
Yes. The original recipe places raw chicken breasts directly into the slow cooker before adding the prepared sauce. There’s no need to brown the chicken first.
Why is my butter chicken sauce too thin?
The sauce may need additional heating after adding the cornstarch slurry. Stir thoroughly and allow it to thicken while hot. Cornstarch needs sufficient heat to activate properly.
Can I make slow cooker butter chicken ahead of time?
Yes. Prepare the finished dish, refrigerate it promptly, and reheat it thoroughly before serving. You can also prepare the rice closer to serving time for the best texture.
Can I freeze slow cooker butter chicken?
Yes. Freeze the cooled chicken and sauce in airtight, freezer-safe containers. For best quality, use within 2 to 3 months. Thaw in the refrigerator and reheat thoroughly. Cream-based sauces may separate slightly after freezing, but gentle stirring during reheating can help restore their consistency.
Slow Cooker Butter Chicken with Creamy Tomato Sauce
Tender chicken breasts simmered in a rich, creamy tomato sauce with butter, garlic, ginger, garam masala, and aromatic spices. This homemade slow cooker butter chicken is served over fluffy jasmine rice for a comforting family dinner.
- Cook Time: 2 hours 30 minutes to 3 hours
- Total Time: 0 hours
- Category: Main Course
- Method: Slow Cooker
- Cuisine: Indian-Inspired
Ingredients
1 cup onion, diced (1 small onion)
4 tablespoons unsalted butter
1 tablespoon minced garlic
1 tablespoon grated ginger
2½ teaspoons curry powder
2 teaspoons chili powder
2 teaspoons garam masala
½ teaspoon cumin
½ teaspoon salt
1 cup tomato sauce
1¼ cups heavy cream, room temperature and divided
6 tablespoons tomato paste
2 tablespoons cornstarch
3 pounds large boneless, skinless chicken breasts (5 to 6)
4 cups cooked jasmine rice, prepared according to package directions
Fresh cilantro, for garnish
Instructions
1. In a sauté pan over medium-high heat, melt the butter. Add the diced onion, garlic, ginger, curry powder, chili powder, garam masala, cumin, and salt. Sauté for 2 to 3 minutes, until the onions soften and the spices become fragrant.
2. Transfer the cooked onion and spice mixture to a blender. Add the tomato sauce, tomato paste, and ¾ cup heavy cream. Blend until smooth.
3. Place the chicken breasts in the slow cooker. Pour the blended sauce over the chicken, cover, and cook on high for 2½ to 3 hours, or until the chicken reaches an internal temperature of 165°F.
4. Remove the cooked chicken from the slow cooker and cut it into bite-sized, approximately 1-inch pieces.
5. In a small bowl, combine the remaining ½ cup heavy cream with the cornstarch. Stir until smooth to create a slurry.
6. Pour the cornstarch slurry into the sauce in the slow cooker. Stir thoroughly and allow the hot sauce to thicken.
7. Return the chicken pieces to the slow cooker. Gently stir until coated with sauce, taking care not to break apart the chicken. Turn off the slow cooker when ready to serve.
8. Place approximately ¾ cup cooked jasmine rice in a serving bowl, keeping most of the rice to one side. Spoon the butter chicken alongside the rice and garnish with fresh cilantro.
Notes
Use room-temperature heavy cream to help it blend smoothly with the tomato sauce.
Sautéing the aromatics and spices before slow cooking develops their flavor.
Check the chicken with a food thermometer. The safe internal temperature is 165°F.
Mix the cornstarch thoroughly with the remaining cream before adding it to the hot sauce to prevent lumps.
If the sauce is thin, allow it to heat and thicken after adding the slurry.
Boneless, skinless chicken thighs can be substituted for chicken breasts, although cooking time may vary.
Store leftovers in airtight containers in the refrigerator for 3 to 4 days.
Reheat leftovers to 165°F.
The finished chicken and sauce can be frozen, although the cream-based sauce may separate slightly after thawing.
Serve with jasmine rice and fresh cilantro. Warm naan or steamed vegetables also make suitable side dishes.