Thai Coconut Chicken Soup (Tom Kha Gai)

This Thai coconut chicken soup, known as tom kha gai, is creamy, tangy, and fragrant with lemongrass, galangal, makrut lime leaves, and fresh lime juice. Tender chicken and mushrooms simmer in a rich coconut milk broth.

By Sefa Tedik Published

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Thai Coconut Chicken Soup (Tom Kha Gai)
Prep
15 minutes
Cook
25 minutes
Total
40 minutes
Servings
4 servings
Difficulty
Easy

Instructions

  1. Infuse the broth:

    In a large pot, combine 4 cups chicken broth, 3 smashed lemongrass stalks, 2 inches sliced galangal, 6 torn makrut lime leaves, and 2 smashed Thai chiles. Bring to a boil, then simmer for 10 minutes to infuse.

  2. Add the coconut milk:

    Stir in 2 cans coconut milk and bring back to a gentle simmer; don't let it boil hard.

  3. Cook the chicken:

    Add 1 pound thinly sliced chicken thighs and 8 ounces sliced mushrooms and simmer for 8 to 10 minutes, until the chicken is cooked through and reaches 165°F.

  4. Season:

    Remove from the heat and stir in 3 tablespoons fish sauce, 1 tablespoon brown sugar, and 3 tablespoons fresh lime juice. Taste and balance with more lime for tang or fish sauce for salt.

  5. Serve:

    Ladle the tom kha gai into 4 bowls and sprinkle with ¼ cup chopped cilantro. The lemongrass, galangal, and lime leaves are for flavor only, so eat around them.

Tips

Galangal and makrut lime leaves are found at Asian markets and freeze well; fresh ginger and 1 teaspoon lime zest work in a pinch. Keep the soup at a gentle simmer after adding the coconut milk so it doesn't separate. Add the lime juice off the heat to keep it bright.

Storage

Store tom kha gai in the refrigerator for up to 3 days and reheat gently over low heat. Freezing isn't recommended, because coconut milk can turn grainy.

Serving suggestions

Serve Thai coconut chicken soup with steamed jasmine rice on the side, or as a starter before pad Thai or green curry.

  • Asian
  • Chicken
  • One pot
  • Spicy
  • Winter

Thai Coconut Chicken Soup (Tom Kha Gai)