Tom Kha Gai Soup: A Traditional Thai Coconut Chicken Soup

Tom Kha Gai is one of Thailand's most beloved dishes—a creamy, fragrant soup that strikes the perfect balance between tangy, savory, sweet, and slightly spicy flavors. “Tom Kha Gai” translates to "boiled galangal chicken soup", highlighting the key ingredients that give this dish its distinctive taste. Made with creamy coconut milk, tender chicken, aromatic herbs, and a hint of lime, it’s a comforting soup that brings Thai cuisine right to your kitchen.

This guide will walk you step by step through making an authentic Tom Kha Gai soup, with tips to adjust the recipe to suit your taste and ingredients.


Why You’ll Love Tom Kha Gai Soup

  • Rich and Creamy: Coconut milk makes it luxurious without being heavy.
  • Perfectly Balanced: Combines savory, tangy, and mildly spicy notes.
  • Easy to Make: Ready in under 30 minutes with a few key ingredients.
  • Healthy: Packed with protein, vegetables, and immune-boosting herbs.
  • Customizable: Easily adaptable for vegetarians, vegans, or those avoiding dairy.

Ingredients for Tom Kha Gai Soup

This recipe serves 4 people. Here are the essential ingredients for authentic Thai flavors:

Main Ingredients

  • 1 lb (450 g) chicken breast or thighs, thinly sliced
  • 3 cups coconut milk (full-fat for creaminess)
  • 2 cups chicken broth (or water)
  • 1 stalk lemongrass, cut into 3-inch pieces and smashed
  • 4-5 slices galangal (or ginger as a substitute)
  • 4-5 kaffir lime leaves, torn (or zest of 1 lime as an alternative)
  • 1 cup mushrooms, sliced (straw, shiitake, or button mushrooms)
  • 1-2 Thai bird's eye chilies, chopped (optional for heat)
  • 2 tablespoons fish sauce (for salty umami flavor)
  • 1 tablespoon palm sugar (or light brown sugar)
  • 3 tablespoons fresh lime juice (adjust to taste)
  • 1/2 teaspoon salt (adjust as needed)

Garnish

  • Fresh cilantro leaves
  • Sliced green onions
  • Lime wedges

Step-by-Step Instructions for Tom Kha Gai Soup