Thai-Style Coconut Lime Fish Soup

Featured in Satisfying Hearty Mains.

Quick and aromatic Southeast Asian soup featuring white fish in a coconut-lime broth with fresh herbs and vegetables. Ready in 35 minutes.
Clare Greco
Updated on Mon, 20 Jan 2025 15:52:50 GMT
A bowl of creamy soup featuring a piece of grilled fish garnished with cilantro and lime slices. Pin it
A bowl of creamy soup featuring a piece of grilled fish garnished with cilantro and lime slices. | recipesbyclare.com

I can't wait to share my absolute favorite Coconut Lime Fish Soup recipe with you today! This recipe holds such a special place in my heart, bringing back memories of my travels through coastal villages in Southeast Asia. The way the creamy coconut milk mingles with bright citrus notes and tender fish creates this incredible explosion of flavors that'll transport you straight to a tropical beach. After years of perfecting this recipe in my home kitchen, I've discovered little tricks that make each bowl absolutely unforgettable. What I love most is how it manages to be both light and satisfying, perfect for any season but especially comforting on those days when you need a little sunshine in your bowl.

Why This Soup Brings Me Joy

Every time I make this soup, my kitchen fills with the most amazing aromas that remind me why I fell in love with it in the first place. The fragrant combination of coconut milk, fresh lime, and aromatic spices creates this incredible base that's both comforting and invigorating. I've served this soup countless times, from casual family dinners to fancy dinner parties, and it never fails to impress. The way the creamy broth balances with zesty lime while tender fish and crisp vegetables create different textures in each spoonful makes this dish truly special. My friends always ask for the recipe, and now I'm thrilled to share all my little secrets with you.

Let's Talk Ingredients

Through countless batches of this soup, I've learned that quality ingredients make all the difference. I always use full-fat coconut milk for that luxurious, velvety texture, and fresh limes are absolutely non-negotiable. When it comes to fish, I love using cod or halibut for their firm texture and mild flavor that soaks up all the amazing broth. The fresh vegetables add such beautiful color and crunch - I typically use a mix of bell peppers, carrots, and mushrooms, but I love switching things up based on what's in season. Don't skip the fresh ginger and garlic; they create this aromatic foundation that makes the whole soup sing. A handful of fresh herbs at the end brings everything together beautifully.

A piece of grilled fish rests on a bed of creamy broth with vegetables, garnished with fresh herbs. Pin it
A piece of grilled fish rests on a bed of creamy broth with vegetables, garnished with fresh herbs. | recipesbyclare.com

Creating Our Soup Base

The magic of this soup starts with building layers of flavor. I always begin by sautéing fresh ginger and garlic in a bit of coconut oil - this step releases all their aromatic oils and creates the most incredible base. Then comes the coconut milk; I usually use two cans, one regular and one light, which gives the perfect balance of richness without being too heavy. Adding the stock gradually while stirring creates this silky smooth broth that's just heavenly. I've learned that letting everything simmer gently allows the flavors to meld together perfectly, creating that restaurant-quality taste we're after.

The Art of Serving

Over the years, I've discovered that presentation makes this soup even more special. I love serving it in deep bowls that show off all the beautiful colors and textures. Just before bringing it to the table, I add a final squeeze of fresh lime juice and a generous sprinkle of cilantro. Setting up a little garnish station with extra lime wedges, sliced chilies, and fresh herbs lets everyone customize their bowl to taste. Sometimes I'll serve it with a side of jasmine rice for those who want a heartier meal. The way people's eyes light up when they take that first spoonful makes all the effort worthwhile.

Storage Secrets

This soup actually gets even better the next day as all those amazing flavors continue to develop. I store leftovers in an airtight container in the fridge, but here's a little trick I've learned - I keep the herbs separate and add them fresh when reheating. When warming it up, I do it gently over low heat to prevent the coconut milk from separating. Sometimes I'll add an extra splash of coconut milk or a fresh squeeze of lime to brighten it up. The soup keeps beautifully for up to three days, though in my house it rarely lasts that long!

A bowl of creamy coconut fish soup garnished with green herbs and lime. Pin it
A bowl of creamy coconut fish soup garnished with green herbs and lime. | recipesbyclare.com

Playing with Heat Levels

One thing I absolutely love about this soup is how easily you can adjust the spice level to suit different preferences. I've made it mild enough for my young nieces and nephews, and spicy enough to satisfy my heat-loving friends. The key is starting with a moderate amount of chili and offering extra on the side. I love using fresh red chilies for both color and heat, but you could also use sriracha or chili oil. The coconut milk helps temper the heat, creating this perfect balance of warmth without overwhelming the delicate flavors of the fish.

Making It Your Own

This recipe is incredibly versatile, and I encourage you to make it your own. Some days I'll add extra vegetables like snow peas or baby corn for more texture. Other times I'll throw in some shrimp along with the fish for a seafood medley. I've even made a vegetarian version using tofu and mushrooms that turned out absolutely delicious. The key is keeping the base flavors of coconut and lime while playing with different additions. Every variation brings something new and exciting to the table.

Perfect Pairings

Finding the right accompaniments for this soup has been such a fun journey. My absolute favorite is serving it with warm jasmine rice - the way it soaks up the flavorful broth is just divine. A side of crispy garlic bread works beautifully too. For drinks, I love offering cold coconut water or a crisp white wine like Sauvignon Blanc. The bright, tropical flavors in the soup pair wonderfully with these beverages, creating a complete dining experience that transports you to a beachside cafe.

A close-up of a piece of seared fish in a bowl of creamy soup, garnished with herbs and a slice of lemon. Pin it
A close-up of a piece of seared fish in a bowl of creamy soup, garnished with herbs and a slice of lemon. | recipesbyclare.com

The Health Factor

What makes this soup even more amazing is how nutritious it is while tasting completely indulgent. The lean protein from the fish combined with healthy fats from the coconut milk creates this satisfying meal that's actually good for you. All those colorful vegetables pack in vitamins and minerals, while the ginger and garlic add their immune-boosting properties. I love serving this to friends and family, knowing I'm nourishing their bodies while treating their taste buds.

Frequently Asked Questions

→ What type of fish works best?
Any firm white fish like cod, halibut, or snapper works well. Choose fish that will hold its shape in the soup without falling apart.
→ Can I make this ahead?
The broth can be made ahead, but add fish just before serving to prevent overcooking. Reheat gently and cook fish fresh.
→ How do I adjust the spiciness?
Control heat by adjusting amount of chilies. Remove seeds for less heat or add more chilies for extra spice. Red curry paste can also be added.
→ What can I serve with this?
Serve with steamed jasmine rice or crusty bread to soak up the flavorful broth. Fresh lime wedges and herbs make great accompaniments.

Conclusion

A delightful Southeast Asian-inspired soup that combines the richness of coconut milk with the bright, citrusy notes of lime and the delicate flavor of white fish.

Coconut Lime Fish Soup

A fragrant Southeast Asian inspired soup combining flaky white fish in a coconut milk broth brightened with lime and fresh herbs.

Prep Time
15 Minutes
Cook Time
20 Minutes
Total Time
35 Minutes

Category: Hearty Mains

Difficulty: Intermediate

Cuisine: Southeast Asian

Yield: 4 Servings (4 servings)

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

Ingredients

01 1 pound white fish fillets, bite-sized.
02 1 tablespoon vegetable oil.
03 1 medium onion, chopped.
04 3 cloves garlic, minced.
05 1-inch ginger, minced.
06 1 red bell pepper, sliced.
07 14 oz coconut milk.
08 2 cups fish stock or chicken broth.
09 2 tablespoons fish sauce.
10 2 limes, zest and juice.
11 1 teaspoon sugar.
12 1-2 red chilies, sliced.
13 1 cup cherry tomatoes, halved.
14 Fresh cilantro and basil.

Instructions

Step 01

Cook onion in oil until soft. Add garlic, ginger, chilies and cook until fragrant.

Step 02

Add coconut milk, stock, fish sauce, lime, sugar. Bring to simmer.

Step 03

Add peppers and tomatoes. Cook 5-7 minutes until tender-crisp.

Step 04

Gently add fish pieces. Simmer 5-7 minutes until just cooked through.

Step 05

Season to taste. Garnish with herbs and serve with lime wedges.

Notes

  1. Can add curry paste for more flavor.
  2. Make broth ahead, cook fish fresh.
  3. Keeps 2 days refrigerated.

Tools You'll Need

  • Large pot.

Allergy Information

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

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 320
  • Total Fat: 22 g
  • Total Carbohydrate: 12 g
  • Protein: 24 g