Dive into the rich and aromatic world of Thai cuisine with this spicy seafood soup. This dish combines the delicate flavors of mixed seafood with the creamy richness of coconut milk, all elevated by the bold kick of red curry paste. Perfect for a cozy night in or to impress guests with its exotic taste.
Some ingredients in this recipe might not be staples in your pantry. Lemongrass and kaffir lime leaves are essential for authentic Thai flavor but may require a trip to an Asian supermarket. Red curry paste and fish sauce are also key components that add depth and umami to the soup. Make sure to check the international aisle for these items.

Ingredients For Spicy Seafood Soup Thai Recipe
Mixed seafood: A combination of shrimp, squid, and mussels for a variety of textures and flavors.
Chicken broth: The base of the soup, providing a savory depth.
Coconut milk: Adds creaminess and a subtle sweetness to balance the spice.
Red curry paste: The primary source of heat and flavor, made from red chilies, garlic, and other spices.
Lemongrass: Adds a citrusy, aromatic note to the soup.
Kaffir lime leaves: Imparts a unique, fragrant lime flavor.
Fish sauce: Provides a salty, umami depth to the soup.
Lime juice: Adds acidity and brightness to balance the flavors.
Sugar: A touch of sweetness to round out the flavors.
Mushrooms: Adds an earthy flavor and texture.
Red chili: Adds an extra layer of heat and color.
Cilantro: Fresh and vibrant, used as a garnish to enhance the final dish.
Technique Tip for Making Thai Seafood Soup
When preparing lemongrass, bruise the stalks by gently smashing them with the back of a knife. This helps release the aromatic oils and enhances the flavor of the soup.
Suggested Side Dishes
Alternative Ingredients
mixed seafood - Substitute with tofu and mixed vegetables: For a vegetarian option, tofu and mixed vegetables can provide a similar texture and absorb the flavors well.
chicken broth - Substitute with vegetable broth: Vegetable broth is a great alternative for those who prefer a vegetarian or vegan option.
coconut milk - Substitute with almond milk with a splash of coconut extract: Almond milk with coconut extract can mimic the creamy texture and flavor of coconut milk.
red curry paste - Substitute with green curry paste: Green curry paste can be used if red curry paste is unavailable, though it will alter the flavor profile slightly.
lemongrass stalk - Substitute with lemon zest and a bit of ginger: Lemon zest and ginger can provide a similar citrusy and aromatic flavor.
kaffir lime leaves - Substitute with lime zest and bay leaves: Lime zest and bay leaves can replicate the unique citrusy and slightly spicy flavor of kaffir lime leaves.
fish sauce - Substitute with soy sauce and a bit of seaweed: Soy sauce with seaweed can provide a similar umami flavor for those who are vegetarian or allergic to fish.
lime juice - Substitute with lemon juice: Lemon juice can provide a similar tangy flavor if lime juice is not available.
sugar - Substitute with honey: Honey can add a similar sweetness with a slightly different flavor profile.
mushrooms - Substitute with zucchini: Zucchini can provide a similar texture and absorb the flavors well.
red chili - Substitute with jalapeño: Jalapeño can provide a similar level of heat and flavor.
fresh cilantro - Substitute with fresh parsley: Fresh parsley can provide a similar fresh and slightly peppery flavor.
Alternative Recipes Similar to This Thai Seafood Soup
How To Store or Freeze This Thai Seafood Soup
- Allow the spicy seafood soup to cool to room temperature before storing. This helps prevent condensation, which can lead to a watery soup and spoilage.
- Transfer the cooled soup into airtight containers. For best results, use containers that are specifically designed for freezing to maintain the soup's flavor and texture.
- Label each container with the date and contents. This will help you keep track of how long the soup has been stored and ensure you use it within a safe timeframe.
- Store the soup in the refrigerator if you plan to consume it within 3-4 days. The seafood will remain fresh and flavorful during this period.
- For longer storage, place the containers in the freezer. The soup can be frozen for up to 2-3 months without significant loss of quality.
- When ready to reheat, thaw the soup in the refrigerator overnight. This gradual thawing process helps maintain the texture of the seafood and vegetables.
- Reheat the soup on the stovetop over medium heat, stirring occasionally. Avoid boiling the soup as this can cause the seafood to become tough and overcooked.
- If reheating from frozen, you can also place the frozen soup directly into a pot and heat over low to medium heat, stirring frequently until fully thawed and heated through.
- Adjust the seasoning if necessary. Sometimes, soups can lose a bit of their punch after being stored, so a splash of lime juice or a dash of fish sauce can help revive the flavors.
- Garnish with fresh cilantro just before serving to add a burst of freshness and color to your reheated soup.
How To Reheat Leftovers
Gently reheat the spicy seafood soup on the stovetop over medium heat. Stir occasionally to ensure even heating and prevent the seafood from overcooking. This method helps maintain the delicate textures of the shrimp, squid, and mussels.
Use a microwave-safe bowl to reheat the soup in the microwave. Cover the bowl with a microwave-safe lid or a damp paper towel to retain moisture. Heat on medium power in 1-minute intervals, stirring in between, until the soup is hot. This method is quick but requires careful monitoring to avoid overcooking the seafood.
If you have a slow cooker, transfer the leftover spicy seafood soup to the cooker and set it on low. This method is ideal for gradual reheating, ensuring the coconut milk and broth blend smoothly without separating. It also keeps the seafood tender.
For an oven method, preheat your oven to 300°F (150°C). Place the soup in an oven-safe dish, cover it with aluminum foil, and heat for about 20-30 minutes. Stir halfway through to ensure even heating. This method is gentle and helps maintain the soup's flavors and textures.
If you have a steamer, place the soup in a heatproof bowl and steam it over simmering water. This method is excellent for preserving the aromatic herbs like lemongrass and kaffir lime leaves, as well as the fresh taste of the cilantro.
Essential Tools for Making Thai Seafood Soup
Large pot: To bring the chicken broth to a boil and cook the soup.
Wooden spoon: For stirring the ingredients to ensure they are well mixed.
Knife: To cut the lemongrass stalk and slice the mushrooms and red chili.
Cutting board: A surface to safely chop and slice the ingredients.
Measuring spoons: To measure out the red curry paste, fish sauce, lime juice, and sugar accurately.
Measuring cup: To measure the chicken broth and coconut milk.
Ladle: For serving the soup into bowls.
Serving bowls: To serve the finished soup.
Tongs: To handle the mixed seafood while adding it to the pot.
Time-Saving Tips for Making Thai Seafood Soup
Prep ingredients in advance: Chop lemongrass, slice mushrooms, and clean seafood ahead of time to streamline cooking.
Use pre-made broth: Opt for store-bought chicken broth to save time on making your own.
Ready-to-use curry paste: Purchase red curry paste instead of making it from scratch.
Quick seafood prep: Buy pre-cleaned and pre-cut mixed seafood to reduce prep time.
One-pot method: Cook everything in a single pot to minimize cleanup and cooking time.

Spicy Seafood Soup Thai Recipe
Ingredients
Main Ingredients
- 1 lb Mixed seafood (shrimp, squid, mussels)
- 4 cups Chicken broth
- 1 can Coconut milk
- 2 tablespoon Red curry paste
- 1 Lemongrass stalk (cut into 2-inch pieces)
- 3 Kaffir lime leaves
- 1 tablespoon Fish sauce
- 1 tablespoon Lime juice
- 1 teaspoon Sugar
- 1 cup Mushrooms (sliced)
- 1 Red chili (sliced)
- 1 handful Fresh cilantro (chopped)
Instructions
- 1. In a large pot, bring the chicken broth to a boil.
- 2. Add the lemongrass, kaffir lime leaves, and red curry paste. Simmer for 5 minutes.
- 3. Add the coconut milk, fish sauce, lime juice, and sugar. Stir well.
- 4. Add the mixed seafood and mushrooms. Cook until the seafood is done, about 5-7 minutes.
- 5. Add the sliced red chili and cook for another 2 minutes.
- 6. Remove from heat and garnish with fresh cilantro before serving.
Nutritional Value
Keywords
Suggested Appetizers and Desserts for This Thai Seafood Soup
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