15 Tasty Keto Seafood Recipes

Keto Seafood Recipes are a fantastic choice to add to your weekly menu. Seafood is naturally low in carbs, high in protein, and packed with essential nutrients, making it an ideal option for anyone following a keto diet. From omega-3 fatty acids that support heart health to the lean, satisfying protein that helps you stay full longer, seafood offers incredible benefits while keeping your meals light and flavorful. Plus, its versatility allows you to create everything from quick weeknight dinners to elegant, restaurant-worthy dishes at home. To inspire your next meal, here are 15 tasty keto seafood recipes you’ll absolutely love.

Keto Seafood Recipes

1. Keto Garlic Butter Shrimp

Juicy, tender shrimp tossed in a rich garlic butter sauce — this Keto Garlic Butter Shrimp recipe is the perfect quick and satisfying meal. It’s packed with flavor, takes just minutes to make, and fits perfectly into your low-carb lifestyle.

Ingredients:

• 1 lb (450g) large shrimp, peeled and deveined

• 3 tablespoons butter

• 4 cloves garlic, minced

• 1 tablespoon lemon juice

• 1 teaspoon paprika

• 1 teaspoon Italian seasoning

• Salt and pepper, to taste

• 1 tablespoon chopped parsley (optional, for garnish)

Instructions:

1. Heat the butter in a large skillet over medium heat.

2. Add the minced garlic and cook for about 30 seconds until fragrant.

3. Add the shrimp, paprika, Italian seasoning, salt, and pepper.

4. Cook shrimp for about 2-3 minutes per side, until pink and opaque.

5. Drizzle with lemon juice and sprinkle with parsley before serving.

Nutritional Information (per serving):

• Calories: 210

• Fat: 14g

• Protein: 20g

• Carbs: 1g

• Fiber: 0g

• Net Carbs: 1g

2. Creamy Tuscan Salmon

Creamy Tuscan Salmon is a rich, restaurant-quality dish that’s surprisingly easy to make at home. Featuring tender salmon fillets smothered in a luxurious cream sauce with spinach and sun-dried tomatoes, this keto-friendly recipe is bursting with flavor while keeping the carbs low.

Ingredients:

• 4 salmon fillets (about 6 oz each)

• 2 tablespoons olive oil

• 3 cloves garlic, minced

• 1 cup heavy cream

• ½ cup grated Parmesan cheese

• 1 cup baby spinach

• ⅓ cup sun-dried tomatoes, chopped

• 1 teaspoon Italian seasoning

• Salt and pepper, to taste

• Fresh basil for garnish (optional)

Instructions:

1. Season the salmon fillets with salt and pepper.

2. Heat olive oil in a skillet over medium heat. Sear the salmon for about 4-5 minutes per side or until cooked through. Remove from skillet and set aside.

3. In the same skillet, add the garlic and cook until fragrant.

4. Pour in the heavy cream and Parmesan cheese, stirring until the sauce thickens slightly.

5. Add the sun-dried tomatoes, spinach, and Italian seasoning. Cook until the spinach wilts.

6. Return the salmon to the skillet and spoon the sauce over the fillets.

7. Garnish with fresh basil if desired before serving.

Nutritional Information (per serving):

• Calories: 480

• Fat: 36g

• Protein: 32g

• Carbs: 5g

• Fiber: 1g

• Net Carbs: 4g

3. Spicy Cajun Grilled Fish

Spicy Cajun Grilled Fish is a bold and flavorful keto dish that’s quick to prepare and perfect for those who love a little heat. Coated in smoky Cajun spices and grilled to perfection, this recipe brings a punch of flavor without adding unnecessary carbs.

Ingredients:

• 4 white fish fillets (like tilapia, cod, or snapper)

• 2 tablespoons olive oil

• 1 tablespoon Cajun seasoning

• ½ teaspoon paprika

• ½ teaspoon garlic powder

• ½ teaspoon onion powder

• ¼ teaspoon cayenne pepper (optional, for extra spice)

• Salt and black pepper, to taste

• Lemon wedges, for serving

Instructions:

1. Preheat your grill or grill pan to medium-high heat.

2. Brush the fish fillets with olive oil on both sides.

3. In a small bowl, mix Cajun seasoning, paprika, garlic powder, onion powder, cayenne pepper, salt, and black pepper.

4. Rub the spice mixture evenly over both sides of the fish.

5. Grill the fish for about 3-4 minutes per side, or until cooked through and flaky.

6. Serve hot with lemon wedges.

Nutritional Information (per serving):

• Calories: 210

• Fat: 11g

• Protein: 26g

• Carbs: 2g

• Fiber: 0g

• Net Carbs: 2g

4. Keto Crab Cakes

Keto Crab Cakes are crispy on the outside, tender on the inside, and full of delicious crab flavor without all the carbs. Made with almond flour instead of breadcrumbs, these crab cakes are the perfect low-carb appetizer or light meal.

Ingredients:

• 1 lb (450g) lump crab meat

• ¼ cup almond flour

• 1 large egg

• 2 tablespoons mayonnaise

• 1 tablespoon Dijon mustard

• 1 tablespoon lemon juice

• 1 teaspoon Old Bay seasoning

• 2 tablespoons chopped fresh parsley

• 1 tablespoon chopped green onions

• Salt and pepper, to taste

• 2 tablespoons olive oil (for frying)

Instructions:

1. In a large bowl, combine crab meat, almond flour, egg, mayonnaise, Dijon mustard, lemon juice, Old Bay seasoning, parsley, green onions, salt, and pepper.

2. Gently mix until just combined, being careful not to break up the crab meat too much.

3. Form into small patties (about 8).

4. Heat olive oil in a skillet over medium heat.

5. Fry the crab cakes for about 3-4 minutes per side or until golden brown and cooked through.

6. Serve with lemon wedges or your favorite keto dipping sauce.

Nutritional Information (per serving – 2 crab cakes):

• Calories: 250

• Fat: 18g

• Protein: 18g

• Carbs: 3g

• Fiber: 1g

• Net Carbs: 2g

5. Zucchini Noodle Shrimp Alfredo

Zucchini Noodle Shrimp Alfredo is a light yet creamy dish that’s perfect for keto lovers craving a pasta fix. Swapping traditional pasta with zucchini noodles keeps the carbs low while the rich Alfredo sauce and juicy shrimp make it incredibly satisfying.

Ingredients:

• 1 lb (450g) large shrimp, peeled and deveined

• 2 medium zucchinis, spiralized into noodles

• 2 tablespoons butter

• 3 cloves garlic, minced

• ¾ cup heavy cream

• ½ cup grated Parmesan cheese

• 1 tablespoon olive oil

• Salt and pepper, to taste

• Fresh parsley, for garnish (optional)

Instructions:

1. Heat olive oil in a large skillet over medium heat. Add shrimp, season with salt and pepper, and cook for about 2-3 minutes per side until pink and cooked through. Remove and set aside.

2. In the same skillet, melt butter and sauté garlic until fragrant.

3. Pour in the heavy cream and bring to a simmer. Stir in the Parmesan cheese and let the sauce thicken slightly.

4. Add the zucchini noodles and cook for 2-3 minutes until just tender.

5. Toss the shrimp back into the skillet and combine everything well.

6. Garnish with parsley and serve immediately.

Nutritional Information (per serving):

• Calories: 320

• Fat: 23g

• Protein: 24g

• Carbs: 6g

• Fiber: 2g

• Net Carbs: 4g

6. Lemon Butter Baked Cod

Lemon Butter Baked Cod is a simple, elegant keto dish that’s full of fresh, bright flavors. The buttery lemon sauce keeps the cod moist and flaky, making it a healthy, low-carb dinner you can have on the table in less than 30 minutes.

Ingredients:

• 4 cod fillets (about 6 oz each)

• 4 tablespoons butter, melted

• 2 tablespoons lemon juice

• 1 teaspoon lemon zest

• 2 cloves garlic, minced

• 1 teaspoon paprika

• Salt and pepper, to taste

• Fresh parsley, for garnish (optional)

Instructions:

1. Preheat your oven to 400°F (200°C).

2. Place the cod fillets in a baking dish and season with salt, pepper, and paprika.

3. In a small bowl, mix melted butter, lemon juice, lemon zest, and minced garlic.

4. Pour the lemon butter mixture evenly over the cod.

5. Bake for 15–18 minutes or until the fish is opaque and flakes easily with a fork.

6. Garnish with fresh parsley before serving.

Nutritional Information (per serving):

• Calories: 270

• Fat: 18g

• Protein: 24g

• Carbs: 2g

• Fiber: 0g

• Net Carbs: 2g

7. Keto Tuna Salad Stuffed Avocados

Keto Tuna Salad Stuffed Avocados are a creamy, satisfying meal loaded with healthy fats and protein. Fresh avocados are filled with a flavorful tuna salad mixture, making this a perfect quick lunch or light dinner for your keto meal plan.

Ingredients:

• 2 ripe avocados, halved and pitted

• 1 (5 oz) can tuna in water or oil, drained

• 2 tablespoons mayonnaise

• 1 tablespoon Dijon mustard

• 1 tablespoon lemon juice

• 2 tablespoons celery, finely chopped

• 1 tablespoon red onion, finely chopped

• Salt and pepper, to taste

• Fresh dill or parsley, for garnish (optional)

Instructions:

1. In a medium bowl, combine tuna, mayonnaise, Dijon mustard, lemon juice, celery, red onion, salt, and pepper. Mix until well combined.

2. Scoop out a small amount of flesh from each avocado half to create more room for the filling.

3. Spoon the tuna salad into each avocado half generously.

4. Garnish with fresh dill or parsley if desired and serve immediately.

Nutritional Information (per serving – 2 stuffed avocado halves):

• Calories: 410

• Fat: 34g

• Protein: 18g

• Carbs: 10g

• Fiber: 7g

• Net Carbs: 3g

8. Blackened Mahi Mahi

Blackened Mahi Mahi is a bold, flavorful keto seafood dish where tender fillets are coated in a smoky, spicy seasoning blend and seared to perfection. It’s quick, easy, and packed with protein — perfect for busy weeknights or meal prep!

Ingredients:

• 4 mahi mahi fillets (about 6 oz each)

• 2 tablespoons olive oil

• 1 tablespoon paprika

• 1 teaspoon garlic powder

• 1 teaspoon onion powder

• 1 teaspoon dried thyme

• 1 teaspoon dried oregano

• ½ teaspoon cayenne pepper (adjust for spice level)

• Salt and black pepper, to taste

• Lemon wedges, for serving

Instructions:

1. In a small bowl, combine paprika, garlic powder, onion powder, thyme, oregano, cayenne pepper, salt, and black pepper.

2. Pat the mahi mahi fillets dry and coat them evenly with olive oil.

3. Rub the seasoning mixture generously over both sides of the fillets.

4. Heat a skillet (preferably cast iron) over medium-high heat until very hot.

5. Add the fish and cook for about 3-4 minutes per side, or until blackened and cooked through.

6. Serve with lemon wedges for an extra burst of freshness.

Nutritional Information (per serving):

• Calories: 280

• Fat: 14g

• Protein: 36g

• Carbs: 1g

• Fiber: 0g

• Net Carbs: 1g

9. Coconut Curry Shrimp

Coconut Curry Shrimp is a rich and creamy keto seafood dish with a blend of aromatic spices and coconut milk. The shrimp soak up the vibrant curry flavors, creating a perfect combination of spice and sweetness, all while staying low-carb and keto-friendly.

Ingredients:

• 1 lb (450g) large shrimp, peeled and deveined

• 2 tablespoons coconut oil

• 1 tablespoon curry powder

• 1 teaspoon ground ginger

• 1 teaspoon garlic powder

• 1 can (14 oz) coconut milk (full-fat)

• 1 tablespoon lime juice

• 1 tablespoon fish sauce (optional)

• 1 tablespoon chopped cilantro (for garnish)

• Salt and pepper, to taste

Instructions:

1. Heat coconut oil in a large skillet over medium heat.

2. Add the shrimp and cook for 2-3 minutes per side until pink and opaque. Remove and set aside.

3. In the same skillet, add curry powder, ginger, and garlic powder. Stir for 30 seconds until fragrant.

4. Pour in the coconut milk and bring to a simmer. Cook for 4-5 minutes, allowing the sauce to thicken slightly.

5. Stir in lime juice and fish sauce, then return the shrimp to the skillet. Toss to coat in the sauce.

6. Cook for another 2-3 minutes until everything is heated through.

7. Garnish with chopped cilantro and serve.

Nutritional Information (per serving):

• Calories: 330

• Fat: 22g

• Protein: 24g

• Carbs: 7g

• Fiber: 2g

• Net Carbs: 5g

10. Keto Lobster Tails with Garlic Butter

Keto Lobster Tails with Garlic Butter is an indulgent and delicious dish that’s perfect for special occasions or a fancy weeknight dinner. The succulent lobster tails are baked to perfection and coated in a rich, flavorful garlic butter sauce.

Ingredients:

• 4 lobster tails

• 4 tablespoons butter, melted

• 3 cloves garlic, minced

• 1 tablespoon fresh lemon juice

• 1 teaspoon paprika

• 1 teaspoon dried parsley

• Salt and pepper, to taste

• Lemon wedges, for serving

Instructions:

1. Preheat your oven to 375°F (190°C).

2. Using kitchen shears, cut the top of the lobster shells lengthwise, then gently pull the meat out of the shell, leaving the base intact. Lay the lobster meat on top of the shell.

3. In a small bowl, combine melted butter, garlic, lemon juice, paprika, parsley, salt, and pepper.

4. Brush the lobster meat with the garlic butter mixture.

5. Place the lobster tails on a baking sheet and bake for 12-15 minutes or until the lobster meat is opaque and cooked through.

6. Serve with extra garlic butter and lemon wedges on the side.

Nutritional Information (per serving – 1 lobster tail):

• Calories: 320

• Fat: 22g

• Protein: 28g

• Carbs: 2g

• Fiber: 0g

• Net Carbs: 2g

FAQ

1. Can I make these keto seafood recipes in advance?

Yes, many of these keto seafood recipes can be made in advance, especially dishes like shrimp salads, crab cakes, and lobster tails. You can store them in an airtight container in the fridge for up to 2-3 days. For best results, reheat gently to maintain the texture and flavor.

2. What types of seafood are best for a keto diet?

Seafood is naturally low in carbs and high in protein, making it an excellent choice for a keto diet. Best options include shrimp, salmon, cod, tuna, halibut, and lobster. Fatty fish like salmon and mackerel are also great for providing healthy omega-3 fatty acids.

3. How can I make keto seafood recipes more flavorful?

Enhancing the flavor of keto seafood dishes is easy with spices, herbs, and healthy fats. Garlic, lemon, paprika, and fresh herbs like parsley or dill add depth. You can also use healthy fats like butter, olive oil, or coconut oil to sauté or drizzle over the seafood for richness.

4. Are these recipes suitable for meal prep?

Yes, most of these keto seafood recipes can be meal-prepped. Dishes like shrimp, crab cakes, and baked fish can be cooked ahead of time and stored in the fridge for a few days. Just be mindful that some seafood, like shrimp, may be best enjoyed fresh for optimal texture.