Slow Cooker Coconut Sweet Chilli Chicken Curry for an Easy Healthy Dinner

By:

Ruby Bennett

Published:

June 12, 2026

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Ingredients Notes

Boneless skinless chicken thighs are the star of this Slow Cooker Coconut Sweet Chilli Chicken Curry. They stay tender and absorb the sauce beautifully, even after hours of cooking. Garlic and onion build a savory base, while sweet chili sauce brings gentle sweetness and mild heat. I like to add a Thai red chili for extra warmth, but you can adjust the amount to your taste. Light coconut milk keeps the sauce creamy without feeling heavy; if you prefer a richer curry, full fat works perfectly. The spice mix is simple: curry powder, cumin, chili powder, and coriander. Fish sauce adds savory depth without any fishy taste, and a cornstarch slurry thickens things up at the end.

See the recipe card for specific quantities and instructions

For exact measurements and full step by step directions, refer to the recipe card below. That way you will have everything measured out correctly before you start cooking.

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Variations and Substitutes

This recipe is flexible, so feel free to make it your own. Here are some easy swaps:

Swap the coconut milk: Use full fat coconut milk for a richer, thicker sauce. If you do that, you can skip the cornstarch slurry because the sauce will already be creamy.
Change the protein: Pork shoulder or pork tenderloin work well instead of chicken. Just cut it into bite sized pieces and cook the same amount of time.
Add vegetables: Bell peppers, carrots, baby potatoes, courgettes (zucchini), or green beans are all great choices. Keep in mind that potatoes absorb liquid, so you may need a little extra stock. Courgettes release water, so consider sautéing them separately and stirring in at the end.
Replace fish sauce: Soy sauce is a good substitute, though it is less punchy. Start with the same amount and adjust at the end.
Turn up the heat: Add extra fresh chili, red pepper flakes, or chili powder if you want more spice.

Tips for Slow Cooker Coconut Sweet Chilli Chicken Curry

These practical tips will help you get the best results every time.

Follow the recipe exactly the first time. Once you know how it turns out, you can customize as you like.
Measure ingredients carefully. Too much liquid can make the sauce thin, and too little will affect the balance of flavors.
Keep the slow cooker lid on. Removing the lid releases heat and steam, which can extend cooking time.
Adjust seasoning at the end. Flavors mellow during long cooking, so taste before serving and add more salt, chili, or lime juice if needed.
Handle vegetables wisely. If adding potatoes or courgettes, cook them separately and add just before serving. This avoids changing the sauce texture.
Watch the cornstarch. Some slow cookers do not get hot enough to activate the cornstarch. If your sauce is still thin at the end, transfer it to a pan and simmer on the stove for a few minutes while stirring.

Perfect Sides to Serve

This curry pairs beautifully with a variety of sides. Jasmine rice is my top choice because it soaks up the creamy sauce perfectly. Noodles, such as rice noodles or udon, are also excellent. For a low carb option, try cauliflower rice.

Steamed or sautéed vegetables complete the meal. Here are some that work well:

Broccoli
Green beans
Bok choy
Spinach (stir in at the end)
Roasted or steamed carrots
Courgettes (zucchini)
Bell peppers
Stir fried king oyster mushrooms

If you enjoy noodle based curries, you might also like my Thai Inspired Coconut Red Curry Chicken Udon.

Storing, Freezing and Reheating

This curry is perfect for meal prep. Store leftovers in an airtight container in the refrigerator for up to 3 days. When reheating, do it gently on the stove or in the microwave, stirring occasionally to keep the sauce smooth. Make sure it is piping hot before serving.

To freeze, portion the curry into freezer safe containers or bags. It keeps well for up to 2 months. You can even freeze it with cooked jasmine rice for a ready to go meal. Defrost overnight in the refrigerator, then reheat gently on the stove or in the microwave. Stir or simmer to restore the creamy consistency.

Storage Method	Duration	Tips
Refrigerator	Up to 3 days	Store in airtight container
Freezer	Up to 2 months	Portion; defrost overnight before reheating
Reheating	Gentle heat	Stir often; add splash of water or stock if needed

Frequently Asked Questions

Can I use chicken breast instead of thighs in slow cooker curry?

Yes, you can substitute chicken breast for thighs. Boneless skinless chicken breasts work well, but they may cook faster and can dry out if overcooked. Check for doneness at 3 4 hours on low.

How to thicken slow cooker curry sauce?

To thicken the sauce, remove the lid during the last 30 minutes of cooking to let excess liquid evaporate. Alternatively, mix 1 tablespoon cornstarch with 2 tablespoons cold water and stir into the curry, then cook for 10 more minutes.

Can I freeze coconut chicken curry?

Yes, this curry freezes well. Allow it to cool completely, then transfer to airtight containers or freezer bags. Freeze for up to 3 months. Thaw overnight in the refrigerator and reheat gently on the stove or in the microwave.

Is sweet chili chicken curry gluten free?

Most versions are gluten free, but check the labels of your sweet chili sauce and any other condiments. Many commercial sweet chili sauces are gluten free, but some may contain wheat. Use certified gluten free sauces if needed.

How many calories in slow cooker coconut chicken curry?

Calorie content varies by ingredients and portion size. A typical serving with light coconut milk, chicken thighs, and vegetables contains around 350 450 calories. For exact numbers, calculate based on the specific brands and amounts used.

Can I add vegetables to slow cooker chicken curry?

Absolutely. Vegetables like bell peppers, zucchini, carrots, spinach, or green beans work well. Add hearty vegetables at the start and delicate ones like spinach in the last 30 minutes to avoid overcooking.

Let’s Connect!!

I hope you enjoy making this Slow Cooker Coconut Sweet Chilli Chicken Curry as much as I do. If you try it, I would love to hear how it turned out. Follow me on social media for more easy recipes, tips, and inspiration. Subscribe to the blog so you never miss a new post. And when you make this curry, tag me on Instagram or Facebook, I always enjoy seeing your creations. Happy cooking!