Here’s a detailed Crockpot Thai Coconut Chicken Soup (Tom Kha Gai) recipe that delivers rich, creamy, and aromatic flavors — perfect for a comforting meal with minimal effort. This version is adapted for slow cooking but remains true to classic Thai ingredients.
🥥 Crockpot Thai Coconut Chicken Soup (Tom Kha Gai)
🍲 Servings: 4–6
⏱️ Prep Time: 15 minutes
🕖 Cook Time: 4–6 hours (on low)
🛒 Ingredients
Main Ingredients:
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1.5 lbs boneless, skinless chicken thighs (or breasts), cut into bite-sized pieces
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3 cups chicken broth (low-sodium recommended)
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2 (13.5 oz) cans full-fat coconut milk
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3–4 slices fresh galangal (or substitute with 1-inch knob of ginger, thinly sliced)
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2 stalks lemongrass, bruised and cut into 3-inch pieces (or 1 tbsp lemongrass paste)
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4–6 kaffir lime leaves, torn in half (or zest of 1 lime as a substitute)
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2–3 Thai bird chilies, smashed (or use red chili flakes to taste)
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8 oz mushrooms, sliced (shiitake or white/button)
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1 small onion, thinly sliced
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1 tbsp fish sauce (plus more to taste)
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1 tbsp soy sauce (for depth)
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1 tbsp brown sugar
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Juice of 1–2 limes, to taste
Optional Add-ins:
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1 red bell pepper, thinly sliced
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1 carrot, julienned
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1 tsp Thai red curry paste (for spice and color)
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Fresh cilantro or Thai basil (for garnish)
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Cooked jasmine rice or rice noodles (to serve)
🥣 Instructions
1. Prep Aromatics:
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Bruise lemongrass by smashing it lightly with a rolling pin or the back of a knife.
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Slice galangal (or ginger) thinly.
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Tear kaffir lime leaves in half to release their oils.
2. Layer in the Crockpot:
Add the following to your slow cooker:
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Chicken pieces
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Lemongrass, galangal/ginger, kaffir lime leaves, chilies
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Mushrooms, onion, optional bell pepper and carrot
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Chicken broth
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Soy sauce, fish sauce, and brown sugar
3. Slow Cook:
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Cover and cook on LOW for 4–6 hours or until chicken is tender and flavors are infused.
4. Finish with Coconut Milk & Lime:
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Add the coconut milk and lime juice in the last 30 minutes of cooking.
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Taste and adjust seasoning: Add more fish sauce (for salt), lime (for sour), or sugar (for sweetness).
5. Serve:
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Remove lemongrass, galangal/ginger slices, and kaffir lime leaves before serving.
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Ladle into bowls and top with fresh cilantro or Thai basil.
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Serve as-is or with jasmine rice or noodles.
🌶️ Adjustments & Tips
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Spice Level: Thai bird chilies are very spicy — start with one if you’re sensitive.
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Vegetarian Version: Use tofu instead of chicken, vegetable broth, and soy sauce only (skip fish sauce).
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Storage: Keeps 3–4 days in the fridge. Coconut milk may separate slightly when reheated — just stir.
Would you like a printable or meal-prep friendly version of this?