Flavorful Tom Kha Soup

Featured in Warm, Comforting Soups & Stews.

This easy slow cooker Thai soup blends chicken, coconut milk, and classic herbs like lemongrass and lime leaves for a cozy, flavorful meal.
Emily Watson
Updated on Tue, 18 Mar 2025 22:32:20 GMT
Creamy soup in a bowl topped with chili, mushrooms, chicken slices, and cilantro. Pin it
Creamy soup in a bowl topped with chili, mushrooms, chicken slices, and cilantro. | thefamilycooks.com

I can't wait to tell you about my ultimate Slow Cooker Tom Kha Soup. Through countless attempts over the years, I've nailed this snug Thai coconut chicken soup packed with genuine taste. Using a slow cooker makes it super simple, but trust me, the end result tastes just like what you'd get at your favorite Thai place. The wonderful smell of coconut and lemongrass always takes over my kitchen - it's honestly incredible.

Why You'll Fall For This Tasty Soup

This has turned into my number one pick-me-up meal. Your slow cooker handles everything while you tackle your to-do list. It works for pretty much anyone - no matter what eating plan you follow or what you're in the mood for. The smooth coconut base with those zingy lime notes? Absolutely wonderful.

Ingredients You'll Want

  • Red Thai Curry Paste: Gives the soup its mix of sweet, hot, and rich flavors.
  • Lime Leaves: Throws in flowery citrus scents for a more genuine feel.
  • Galangal or Ginger: Adds tangy citrus notes that really balance things out.
  • Lemongrass: Brings a zingy, mint-like citrus touch that's key to the whole dish.
  • Coconut Milk or Cream: Makes everything creamy and rich, toning down the spices.

Cooking Steps

Get Everything Ready
Cut up the lemongrass, galangal, and lime leaves. Put them in your slow cooker with the curry paste.
Put In Chicken and Broth
Add your chicken and broth to the pot so flavors can mix properly. Cook on low about 4-5 hours.
Pour In Coconut Milk
During the last half hour of cooking, gently add coconut milk for a smooth texture that won't break apart.
Top With Lime
Squeeze in some lime juice right before you serve to give it that perfect tangy kick.

Smart Cooking Tricks

You'll taste a huge difference with fresh stuff in this soup. Try your best to find real lime leaves and galangal. When I switch to shrimp, I toss them in at the very end so they stay soft. For that perfect smooth soup, always stir your coconut milk carefully so it doesn't break up.

Tweak It As You Like

This soup works with so many changes. My friends who don't eat meat love it with tofu, and pals doing Whole30 just leave out the sugar and pick a good fish sauce. Sometimes I swap chicken for shrimp and it tastes just as good.

How To Dish It Up

I always use big, deep bowls to keep the soup hot longer. Throw some fresh cilantro on top, add green onions and lime slices on the side to make it look amazing. When I want it spicier, I sprinkle some chili flakes, and serving it with jasmine rice turns it into a full dinner.

Storage Smarts

You can keep this soup in your fridge for about 5 days no problem. Just warm it up slowly and don't let it boil or your coconut milk might split. I always squeeze fresh lime when I heat it up again to wake up all the flavors.

Fun Additions

I like throwing in mushrooms or bok choy for some extra crunch. A dash of fish sauce or tamarind really makes the flavor pop. You can totally make it your own by adding more or less spice with Thai chili paste.

Great For Company

This soup always wows my guests. The slow cooker makes it so easy to prepare, and nobody can resist those authentic Thai flavors. I bring it to potlucks or serve it at home when friends come over, and the bowl is always empty by the end.

A bowl of creamy soup featuring shredded chicken, colorful vegetables, and garnished with fresh herbs and red chili peppers. Pin it
A bowl of creamy soup featuring shredded chicken, colorful vegetables, and garnished with fresh herbs and red chili peppers. | thefamilycooks.com

Frequently Asked Questions

→ Can I swap chicken for shrimp?
Sure, replace chicken with about a pound of raw shrimp. Just cook until pink and curled up a bit, but don’t overcook.
→ What’s the reason for taking out aromatics before continuing?
They flavor the broth early on. Taking them out keeps the soup smooth and avoids overwhelming tastes or textures.
→ Is ginger okay instead of galangal?
Yeah, ginger works in a pinch. It’s not the same taste, but it’ll still be tasty and fragrant.
→ Can I make this work for Whole30?
Yes! Use Whole30-approved broth, swap sugar for coconut aminos, and check your fish sauce doesn’t have added sugar.
→ Can I go vegetarian with this?
Absolutely. Use veggie stock instead, swap chicken for tofu, and try vegan fish sauce like soy sauce for seasoning.

Conclusion

This easy slow cooker Thai soup blends chicken, coconut milk, and classic herbs like lemongrass and lime leaves for a cozy, flavorful meal.

Slow Cooker Tom Kha

A slow cooker take on tom kha gai packed with creamy coconut milk, Thai spices, and soft, flavorful chicken.

Prep Time
10 Minutes
Cook Time
480 Minutes
Total Time
490 Minutes

Category: Soups & Stews

Difficulty: Intermediate

Cuisine: Thai

Yield: 6 Servings (6 bowls)

Dietary: Low-Carb, Gluten-Free, Dairy-Free

Ingredients

01 3 slices of galangal or ginger.
02 1/2 red jalapeño or Thai chiles.
03 1 tablespoon of red curry paste.
04 1 lemongrass stalk.
05 1/2 an onion, sliced.
06 10 lime leaves (optional).
07 2 13.5-ounce cans of coconut milk.
08 4 cups of chicken broth.
09 2 cloves of garlic, chopped.
10 8 ounces of sliced mushrooms.
11 2 small chicken breasts.
12 2-3 tablespoons of fish sauce.
13 Green onions for topping.
14 2-3 tablespoons of lime juice.
15 Cilantro for garnish.
16 2-3 tablespoons of brown sugar.

Instructions

Step 01

Toss broth, curry paste, and aromatics into your slow cooker. Let it cook for 2-3 hours on high or 4-6 hours on low.

Step 02

Use a slotted spoon to scoop out the aromatics so you're left with just the broth.

Step 03

Pour in coconut milk, toss in the chicken and mushrooms. Cook another hour on high or two hours on low until the chicken's done.

Step 04

Mix in enough brown sugar, lime juice, and fish sauce to suit your taste.

Step 05

Top it with cilantro and green onions, then enjoy.

Notes

  1. Swap chicken for shrimp if you'd like.
  2. You can use tofu to make it vegetarian.
  3. Easily adjust to Whole30 standards.

Tools You'll Need

  • A slow cooker.
  • A slotted spoon.

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains fish.

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 391
  • Total Fat: 30 g
  • Total Carbohydrate: 14 g
  • Protein: 22 g