Cajun Fish Soup: Prepare to be transported straight to the heart of Louisiana with a bowl of this incredibly flavorful and comforting soup! Imagine a chilly evening, the aroma of spices filling your kitchen, and the warmth of a rich, savory broth enveloping your senses. This isn’t just any soup; it’s a culinary journey steeped in history and brimming with bold flavors.
Cajun cuisine, born from the ingenuity of French-Acadian settlers in Louisiana, is renowned for its resourcefulness and vibrant use of local ingredients. This particular Cajun Fish Soup recipe draws upon that heritage, utilizing the freshest catches from the bayous and the distinctive “holy trinity” of Cajun cooking: onions, bell peppers, and celery. These foundational elements, combined with a medley of spices, create a symphony of taste that’s both rustic and refined.
What makes this soup so irresistible? It’s the perfect balance of textures tender flakes of fish mingling with the slight bite of vegetables, all swimming in a creamy, deeply seasoned broth. People adore it for its hearty nature, making it a satisfying meal on its own, and for its ability to warm you from the inside out. Plus, it’s surprisingly easy to prepare, making it a weeknight winner that will impress your family and friends. So, grab your pot, and let’s embark on a delicious adventure to create this authentic Cajun masterpiece!

Ingredients:
- 1.5 lbs firm white fish fillets (cod, halibut, or snapper), cut into 1-inch cubes
- 1 tbsp olive oil
- 1 large onion, chopped
- 1 green bell pepper, chopped
- 2 celery stalks, chopped
- 4 cloves garlic, minced
- 1 (14.5 oz) can diced tomatoes, undrained
- 1 (15 oz) can tomato sauce
- 4 cups fish broth (or chicken broth)
- 1 cup dry white wine (optional, but recommended!)
- 1 tbsp Cajun seasoning (store-bought or homemade)
- 1 tsp smoked paprika
- 1/2 tsp dried thyme
- 1/4 tsp cayenne pepper (or more, to taste)
- 1 bay leaf
- 1 lb small red potatoes, quartered
- 1/2 lb andouille sausage, sliced
- 1/2 cup chopped fresh parsley
- Salt and black pepper to taste
- Hot sauce, for serving (optional)
- Lemon wedges, for serving (optional)
Preparing the Base:
- Heat the olive oil in a large, heavy-bottomed pot or Dutch oven over medium heat. Add the chopped onion, green bell pepper, and celery. Cook, stirring occasionally, until the vegetables are softened, about 5-7 minutes. We want them nice and tender, releasing all their delicious flavors.
- Add the minced garlic and cook for another minute, until fragrant. Be careful not to burn the garlic, as it can become bitter. The aroma should be intoxicating!
- Stir in the diced tomatoes (undrained), tomato sauce, fish broth (or chicken broth), and white wine (if using). Give everything a good stir to combine all those wonderful ingredients.
- Add the Cajun seasoning, smoked paprika, dried thyme, cayenne pepper, and bay leaf. Season with salt and black pepper to taste. Remember, you can always add more seasoning later, so start with a little less and adjust as needed.
- Bring the mixture to a simmer, then reduce the heat to low, cover, and let it simmer for at least 30 minutes, or up to an hour. This allows the flavors to meld together beautifully. The longer it simmers, the richer the flavor will be!
Adding the Potatoes and Sausage:
- Add the quartered red potatoes and sliced andouille sausage to the pot. Stir to combine. Make sure the potatoes are submerged in the liquid.
- Increase the heat slightly to bring the soup back to a simmer. Cover the pot and continue to simmer for another 15-20 minutes, or until the potatoes are tender. You should be able to easily pierce them with a fork.
Adding the Fish and Finishing Touches:
- Gently stir in the cubed fish fillets. Be careful not to break them up too much. We want them to remain in nice, distinct pieces.
- Simmer for another 5-7 minutes, or until the fish is cooked through and flakes easily with a fork. The fish should be opaque and no longer translucent. Do not overcook the fish, or it will become dry and rubbery.
- Remove the bay leaf from the soup. It has done its job of infusing flavor!
- Stir in the chopped fresh parsley. This adds a burst of freshness and color to the soup.
- Taste and adjust the seasoning as needed. Add more salt, pepper, Cajun seasoning, or cayenne pepper to your liking. If you want a spicier soup, add a dash of hot sauce.
Serving:
- Ladle the Cajun fish soup into bowls.
- Garnish with extra fresh parsley, if desired.
- Serve hot with a side of crusty bread for dipping.
- Offer hot sauce and lemon wedges on the side for those who want to customize their soup. A squeeze of lemon juice brightens the flavors and adds a touch of acidity.
Tips and Variations:
- Fish Selection: Feel free to use a different type of firm white fish, such as grouper or sea bass. You can also use a combination of different types of fish.
- Seafood Additions: For an even more decadent soup, add shrimp, crabmeat, or mussels during the last few minutes of cooking.
- Vegetable Variations: Add other vegetables, such as okra, corn, or zucchini, to the soup.
- Spice Level: Adjust the amount of cayenne pepper and Cajun seasoning to control the spice level of the soup. If you’re sensitive to heat, start with a smaller amount and add more to taste.
- Homemade Cajun Seasoning: If you don’t have store-bought Cajun seasoning, you can easily make your own. Combine paprika, cayenne pepper, garlic powder, onion powder, dried oregano, dried thyme, and black pepper.
- Thickening the Soup: If you prefer a thicker soup, you can mash some of the potatoes with a fork or use a cornstarch slurry (1 tablespoon cornstarch mixed with 2 tablespoons cold water) to thicken it. Add the slurry to the soup during the last few minutes of cooking and simmer until thickened.
- Make Ahead: This soup can be made ahead of time and stored in the refrigerator for up to 3 days. The flavors will actually improve as it sits! Reheat gently on the stovetop before serving.
- Freezing: Cajun fish soup can also be frozen for up to 2 months. Let it cool completely before transferring it to freezer-safe containers. Thaw overnight in the refrigerator before reheating. Note that the texture of the potatoes may change slightly after freezing.
- Serving Suggestions: Serve with a side of cornbread, rice, or quinoa. A dollop of sour cream or Greek yogurt also makes a delicious topping.
Enjoy!
This Cajun Fish Soup is a hearty and flavorful meal that’s perfect for a chilly day. It’s packed with tender fish, flavorful vegetables, and spicy Cajun seasoning. I hope you enjoy making and eating it as much as I do!
Conclusion:
This Cajun Fish Soup isn’t just another recipe; it’s a flavor explosion waiting to happen in your kitchen! I truly believe this is a must-try dish for anyone who loves bold flavors, comforting textures, and a touch of Southern charm. From the initial sizzle of the holy trinity (onions, bell peppers, and celery) to the final, satisfying spoonful, this soup delivers an unforgettable culinary experience. The combination of tender fish, spicy Cajun seasoning, and rich broth creates a symphony of tastes that will leave you craving more. But what truly sets this recipe apart is its versatility. Feel free to adapt it to your own preferences and dietary needs. For a creamier version, stir in a dollop of sour cream or a splash of heavy cream just before serving. If you’re watching your calorie intake, you can easily substitute the butter with olive oil and use a lighter fish like cod or tilapia. Want to kick up the heat even further? Add a pinch of cayenne pepper or a dash of your favorite hot sauce. Serving suggestions are endless! I personally love to serve this Cajun Fish Soup with a side of crusty bread for dipping into the flavorful broth. A sprinkle of fresh parsley or green onions adds a pop of color and freshness. For a more substantial meal, consider serving it over a bed of rice or quinoa. It also pairs beautifully with a simple green salad. And don’t forget the drinks! A crisp white wine or a cold beer complements the spicy flavors perfectly. Beyond the basic recipe, there are so many ways to make it your own. Experiment with different types of fish, such as shrimp, crab, or even crawfish for an authentic Cajun twist. Add other vegetables like okra, corn, or diced tomatoes for added texture and flavor. You could even throw in some Andouille sausage for a smoky, meaty dimension. The possibilities are truly limitless! I’ve poured my heart and soul into perfecting this recipe, and I’m confident that you’ll love it as much as I do. It’s a guaranteed crowd-pleaser, perfect for a cozy weeknight dinner or a festive gathering with friends and family. It’s also a fantastic way to use up leftover fish or vegetables, making it a sustainable and budget-friendly option. So, what are you waiting for? Gather your ingredients, put on some Cajun music, and get ready to embark on a culinary adventure! I promise you won’t be disappointed. Once you’ve tried this Cajun Fish Soup, I’m sure it will become a staple in your recipe repertoire. I’m incredibly eager to hear about your experience with this recipe. Did you make any modifications? What did you serve it with? What did your family and friends think? Please, don’t hesitate to share your thoughts and photos in the comments below. Your feedback is invaluable, and it helps me to continue creating recipes that you’ll love. Happy cooking! PrintCajun Fish Soup: A Delicious and Easy Recipe
Hearty and flavorful Cajun Fish Soup packed with tender white fish, vegetables, and spicy Cajun seasoning. A comforting and delicious meal perfect for any occasion.
- Prep Time: 20 minutes
- Cook Time: 60 minutes
- Total Time: 80 minutes
- Yield: 6–8 servings 1x
Ingredients
- 1.5 lbs firm white fish fillets (cod, halibut, or snapper), cut into 1-inch cubes
- 1 tbsp olive oil
- 1 large onion, chopped
- 1 green bell pepper, chopped
- 2 celery stalks, chopped
- 4 cloves garlic, minced
- 1 (14.5 oz) can diced tomatoes, undrained
- 1 (15 oz) can tomato sauce
- 4 cups fish broth (or chicken broth)
- 1 cup dry white wine (optional, but recommended!)
- 1 tbsp Cajun seasoning (store-bought or homemade)
- 1 tsp smoked paprika
- 1/2 tsp dried thyme
- 1/4 tsp cayenne pepper (or more, to taste)
- 1 bay leaf
- 1 lb small red potatoes, quartered
- 1/2 lb andouille sausage, sliced
- 1/2 cup chopped fresh parsley
- Salt and black pepper to taste
- Hot sauce, for serving (optional)
- Lemon wedges, for serving (optional)
Instructions
- Prepare the Base: Heat the olive oil in a large, heavy-bottomed pot or Dutch oven over medium heat. Add the chopped onion, green bell pepper, and celery. Cook, stirring occasionally, until the vegetables are softened, about 5-7 minutes.
- Add the minced garlic and cook for another minute, until fragrant.
- Stir in the diced tomatoes (undrained), tomato sauce, fish broth (or chicken broth), and white wine (if using).
- Add the Cajun seasoning, smoked paprika, dried thyme, cayenne pepper, and bay leaf. Season with salt and black pepper to taste.
- Bring the mixture to a simmer, then reduce the heat to low, cover, and let it simmer for at least 30 minutes, or up to an hour.
- Add Potatoes and Sausage: Add the quartered red potatoes and sliced andouille sausage to the pot. Stir to combine.
- Increase the heat slightly to bring the soup back to a simmer. Cover the pot and continue to simmer for another 15-20 minutes, or until the potatoes are tender.
- Add Fish and Finish: Gently stir in the cubed fish fillets.
- Simmer for another 5-7 minutes, or until the fish is cooked through and flakes easily with a fork. Do not overcook the fish.
- Remove the bay leaf from the soup.
- Stir in the chopped fresh parsley.
- Taste and adjust the seasoning as needed. Add more salt, pepper, Cajun seasoning, or cayenne pepper to your liking. If you want a spicier soup, add a dash of hot sauce.
- Serve: Ladle the Cajun fish soup into bowls. Garnish with extra fresh parsley, if desired. Serve hot with a side of crusty bread for dipping. Offer hot sauce and lemon wedges on the side.
Notes
- Fish Selection: Feel free to use a different type of firm white fish, such as grouper or sea bass. You can also use a combination of different types of fish.
- Seafood Additions: For an even more decadent soup, add shrimp, crabmeat, or mussels during the last few minutes of cooking.
- Vegetable Variations: Add other vegetables, such as okra, corn, or zucchini, to the soup.
- Spice Level: Adjust the amount of cayenne pepper and Cajun seasoning to control the spice level of the soup. If you’re sensitive to heat, start with a smaller amount and add more to taste.
- Homemade Cajun Seasoning: If you don’t have store-bought Cajun seasoning, you can easily make your own. Combine paprika, cayenne pepper, garlic powder, onion powder, dried oregano, dried thyme, and black pepper.
- Thickening the Soup: If you prefer a thicker soup, you can mash some of the potatoes with a fork or use a cornstarch slurry (1 tablespoon cornstarch mixed with 2 tablespoons cold water) to thicken it. Add the slurry to the soup during the last few minutes of cooking and simmer until thickened.
- Make Ahead: This soup can be made ahead of time and stored in the refrigerator for up to 3 days. The flavors will actually improve as it sits! Reheat gently on the stovetop before serving.
- Freezing: Cajun fish soup can also be frozen for up to 2 months. Let it cool completely before transferring it to freezer-safe containers. Thaw overnight in the refrigerator before reheating. Note that the texture of the potatoes may change slightly after freezing.
- Serving Suggestions: Serve with a side of cornbread, rice, or quinoa. A dollop of sour cream or Greek yogurt also makes a delicious topping.
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