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    Home / 25 Keto Seafood Recipes

    25 Keto Seafood Recipes

    Cast Iron Keto
    by Cast Iron Keto
    Updated: May 15,2025
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    Seafood and keto are a match made in culinary heaven. From buttery salmon to zesty shrimp and crispy calamari, the options are endless. Whether you’re planning an elegant dinner or a quick midweek meal, these keto seafood recipes will inspire you to bring a splash of the ocean to your table. Dive in and explore these delicious recipes that are sure to be the catch of the day.

    A collection of keto seafood recipes.
    Jump to:
    • Salmon Recipes
    • Shrimp Recipes
    • Tuna Recipes
    • Other Seafood Recipes
    • Conclusion
    • Frequently asked questions

    Salmon Recipes

    These recipes make cooking salmon easy and delicious, whether it’s for a quick dinner or something special.

    baked salmon on sheet pan

    Broiled Salmon

    With its crispy edges and tender, flaky center, broiled salmon looks and tastes like a five-star restaurant dish. The golden crust from the broiler is pure perfection, enhanced by a hint of lemon. Add a side of roasted asparagus for a complete seafood dinner.

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    • Prep Time: 5 minutes
    • Cooking Time: 10 minutes
    • Total Time: 15 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 4 Servings

    Keto Nicoise Salad with Salmon

    Packed with vibrant greens, briny olives, and tender salmon, this salad is a feast for the eyes. The hearty mix of textures and flavors will make you feel like you’re dining in a French café. Drizzle it with a keto-friendly vinaigrette for a burst of flavor. Swap in tuna or mackerel to mix things up. 

    View full recipe

    • Prep Time: 15 minutes
    • Cooking Time: 15 minutes
    • Total Time: 30 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 2 Servings
    Keto Niçoise Salad in a bowl with a grey tea towel on black background
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    Keto Brown "Sugar" Salmon in a cast iron skillet.

    Keto Glazed Salmon

    This dish shimmers with a sweet and savory glaze that’s perfectly caramelized on the surface. Each bite offers a tantalizing mix of flavors, from tangy mustard to hints of garlic. Personalize it by adding your favorite herbs like dill or parsley. 

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    • Prep Time: 10 minutes
    • Cooking Time: 15 minutes
    • Total Time: 25 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 4 Servings

    Keto Pecan and Gouda Crusted Salmon

    This salmon is topped with a crunchy pecan and gouda crust that brings the wow factor. The nutty, cheesy topping pairs perfectly with the buttery fish. You’ll feel like a gourmet chef with this easy-to-make recipe. Serve with a light side salad for balance.

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    • Prep Time: 10 minutes
    • Cooking Time: 20 minutes
    • Total Time: 30 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 2 Servings
    Pecan and Gouda Crusted Salmon on plate with spinach and cauli mash
    Keto salmon bowl garnished with black toasted sesame seeds.

    Keto Salmon Bowl

    This bowl layers sashimi-grade salmon, cucumber, radish, and lettuce for a complete keto meal. The crunchy veggies and soy dressing complement the rich, buttery salmon. Top it with your favorite sauce—garlic aioli or spicy mayo are great choices. 

    View full recipe 

    • Prep Time: 10 minutes
    • Total Time: 10 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 2 Servings

    Keto Fish Taco

    These tacos feature flaky, spiced fish tucked into lettuce leaves for a handheld delight. The crisp salsa and the spicy mayo bring the right balance of freshness and creaminess. You’ll love how the flavors come together in each bite. Add sliced avocado or a sprinkle of cilantro for extra flair.

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    • Prep Time: 10 minutes
    • Cooking Time: 10 minutes
    • Total Time: 20 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 2 Servings
    Keto Fish Tacos on a black plate with a small bowl of salsa mixed together off to the side

    Shrimp Recipes

    These shrimp recipes are simple to prepare and packed with flavor, perfect for any occasion.

    a close-up shot of coconut shrimp in a serving tray

    Keto Coconut Shrimp

    Golden and crispy, these coconut shrimp bring tropical flavors to your plate. The crunch of the coating contrasts beautifully with the juicy shrimp inside. Dip them in a spicy mayo or tangy keto-friendly sauce for extra flavor. They’re perfect as an appetizer or a main course.

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    • Prep Time: 10 minutes
    • Cooking Time: 10 minutes
    • Total Time: 20 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 4 Servings

    Keto Bacon and Shrimp Chowder

    This hearty chowder is packed with tender shrimp, smoky bacon, and a creamy broth that will warm you up on a cold day. The flavors meld together beautifully, creating a rich, comforting dish. It’s simple to make, and you can even add cauliflower for an extra veggie boost. You’ll want seconds—maybe even thirds. 

    View full recipe

    • Prep Time: 10 minutes
    • Cooking Time: 20 minutes
    • Total Time: 30 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 4 Servings
    Keto Bacon and Shrimp Chowder in bowl
    Keto Shrimp Po' Boy Sliders

    Keto Shrimp Po’ Boy Sliders

    Juicy shrimp piled high on fluffy keto rolls make these sliders an instant crowd-pleaser. The tangy keto remoulade adds a punch of flavor. Serve them at your next gathering or enjoy them for a casual dinner. Add lettuce and tomatoes for a classic Po’ Boy experience.

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    • Prep Time: 40 minutes
    • Cooking Time: 35 minutes
    • Total Time: 1 Hour 15 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 12 Servings

    Keto Bang Bang Shrimp Recipe

    This recipe features crispy shrimp coated in a spicy sauce that will blow your mind. The flavor explosion is perfectly balanced—sweet, creamy, and just the right amount of heat. It’s perfect as an appetizer or tossed over cauliflower rice. Sprinkle green onions on top for a pop of color and crunch.

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    • Prep Time: 5 minutes
    • Marinating Time: 20 minutes
    • Cooking Time: 5 minutes
    • Total Time: 30 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 2 Servings
    Keto bang bang shrimp garnished with toasted black sesame seeds and served on fresh lettuce leaves.
    Finished dish: Keto Garlic Butter Shrimp and Asparagus in a cast iron skillet

    Keto Garlic Butter Shrimp and Asparagus

    This one-pan wonder features succulent shrimp in a rich garlic butter sauce with tender asparagus. It’s a breeze to make but feels fancy enough for date night. The buttery aroma will have everyone running to the table. Garnish with parsley or Parmesan for a final touch.

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    • Prep Time: 5 minutes
    • Cooking Time: 15 minutes
    • Total Time: 20 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 4 Servings

    Zucchini Noodles with Lemon Garlic Shrimp

    Bright, zesty lemon and garlic coat each tender shrimp and twirl of zucchini noodles in this refreshing dish. It’s light yet satisfying, perfect for a summer dinner or quick lunch. The flavors are clean and vibrant, making every bite feel like sunshine. Add red pepper flakes for a spicy kick. 

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    • Prep Time: 20 minutes
    • Cooking Time: 15 minutes
    • Total Time: 35 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 2 Servings
    Zucchini noodles and shrimp in a steel skillet on the table beside a fork and a plate ready to be served.
    Keto Shrimp Scampi close-up

    Keto Shrimp Scampi

    Buttery, garlicky, and with just the right amount of zing from lemon, this shrimp scampi is a keto classic. It’s elegant yet simple, perfect for impressing guests without much effort. Serve it over zucchini or shirataki noodles with a sprinkle of Parmesan for ultimate comfort.

    View full recipe

    • Prep Time: 5 minutes
    • Cooking Time: 15 minutes
    • Total Time: 20 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 4 Servings

    Keto Sun-Dried Tomato Shrimp Skillet

    The tangy, rich flavor of sun-dried tomatoes meets juicy shrimp in this easy skillet recipe. The creamy sauce brings everything together beautifully, coating every bite in indulgent flavor. It’s a one-pan dish that’s ready in under 20 minutes. 

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    • Prep Time: 10 minutes
    • Cooking Time: 10 minutes
    • Total Time: 20 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 4 Servings
    Keto Sun Dried Tomato Shrimp Skillet
    Grilled Shrimp Salsa Stuffed Avocados on a blue background

    Grilled Shrimp Salsa Stuffed Avocados

    Juicy grilled shrimp in creamy avocado halves with fresh salsa is as vibrant as it is delicious. The combination of flavors and textures is unbeatable—smooth, tangy, and smoky all at once. Top with sour cream or cheese for an extra treat.

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    • Prep Time: 5 minutes
    • Cooking Time: 10 minutes
    • Total Time: 15 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 4 Servings

    Shrimp Stir Fry Recipe

    This stir-fry is a colorful medley of shrimp and crisp string beans tossed in a savory sauce. The shrimp are juicy, the beans are vibrant, and the dish comes together in 10 minutes. It’s perfect for those who love quick and flavorful meals. Customize with your favorite keto-friendly veggies.

    View full recipe

    • Prep Time: 5 minutes
    • Cooking Time: 5 minutes
    • Total Time: 10 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 2 Servings
    Low-carb shrimp stir fry with string beans in spicy sambal oelek served on a plate.

    Tuna Recipes

    Tuna is versatile and easy to work with, and these recipes show you how to make it even better.

    Tuna casserole on a baking dish.

    Keto Tuna Casserole

    This creamy casserole combines tender tuna, rich cheese, and veggies for the ultimate comfort food. It’s warm, hearty, and perfect for family dinners or meal prep. A crunchy topping of crushed pork rinds adds the perfect texture. You’ll feel cozy and satisfied with every bite.

    View full recipe

    • Prep Time: 10 minutes
    • Cooking Time: 30 minutes
    • Total Time: 40 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 2 Servings

    Keto Tuna Steak with Wasabi Sauce

    Seared tuna steaks are paired with a bold and spicy wasabi sauce for a flavor-packed meal. The buttery texture of the tuna perfectly balances the zing of the sauce. This dish is elegant yet easy to make, ready in under 25 minutes. Serve with a side of sautéed broccoli and asparagus for a vibrant, complete dinner.

    View full recipe

    • Prep Time: 5 minutes
    • Cooking Time: 20 minutes
    • Total Time: 25 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 2 Servings
    Wasabi sauce glazed tuna steaks with sauteed asparagus.
    Slices of keto ahi tuna steak with a crispy sesame coating and a side of ponzu sauce.

    Ahi Tuna Steak Recipe

    This dish features perfectly seared ahi tuna steaks with a lightly crispy exterior and a delicate, melt-in-your-mouth center. The rich, fresh flavor of the tuna shines through, complemented by a simple ponzu dipping sauce. It’s quick to prepare but feels like a fine dining experience. Add a side of steamed veggies for a complete meal.

    View full recipe

    • Prep Time: 5 minutes
    • Cooking Time: 5 minutes
    • Total Time: 10 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 2 Servings

    Other Seafood Recipes

    From bold flavors to simple classics, these recipes offer plenty of inspiration for your next seafood meal.

    Homemade pan-fried halibut filets drizzled with lemon butter sauce served on a plate.

    Halibut Recipe with Lemon Butter Sauce

    The citrusy brightness cuts through the richness of the halibut, making every bite a perfect balance of flavors. It’s an elegant dish that’s surprisingly easy to make in just 25 minutes. Pair it with roasted asparagus or cauliflower mash for a stunning plate.

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    • Prep Time: 5 minutes
    • Cooking Time: 20 minutes
    • Total Time: 25 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 2 Servings

    Keto Mussels

    These tender mussels are steamed in a fragrant broth of garlic, white wine, and herbs. The dish is both elegant and comforting, perfect for a special dinner or cozy night in. Serve with a side of keto garlic bread to soak up the flavorful broth. You’ll feel like you’re dining at a seaside bistro. 

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    • Prep Time: 10 minutes
    • Cooking Time: 10 minutes
    • Total Time: 20 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 4 Servings
    closeup image of Chilli Mussels simmering in a cast iron skillet
    Focused shot of low-carb baked cod served with the pieces of lemon.

    Baked Cod with Roasted Broccoli

    Flaky, tender cod fillets are baked to perfection alongside crisp, roasted broccoli in this wholesome meal. It’s a quick, one-pan recipe perfect for busy weeknights. Add a dash of paprika or chili flakes for a little extra kick.

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    • Prep Time: 10 minutes
    • Cooking Time: 15 minutes
    • Total Time: 25 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 2 Servings

    Keto Crab Cakes

    These crab cakes are packed with sweet, flaky crab meat and a crispy, golden crust. A hint of Old Bay seasoning adds classic coastal flavor, while almond flour keeps them keto-friendly. They’re perfect as an appetizer, main course, or even a brunch dish. Serve with tartar sauce for a zesty finish.

    View full recipe

    • Prep Time: 5 minutes
    • Cooking Time: 10 minutes
    • Total Time: 15 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 2 Servings
    Keto Crab Cakes in tray with sliced lemons and sauce
    Keto Calamari in a serving tray with white parchment paper

    Keto Calamari

    Crispy, golden rings of calamari are lightly breaded with coconut flour and fried to perfection. The tender squid contrasts beautifully with the crunchy coating, making this dish utterly irresistible. Pair it with a keto-friendly marinara, garlic aioli, or Harissa mayo for dipping. It’s an easy crowd-pleaser for parties or casual dinners.

    View full recipe

    • Prep Time: 5 minutes
    • Cooking Time: 10 minutes
    • Total Time: 15 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 4 Servings

    Keto Mahi Mahi Recipe

    This dish features flaky mahi mahi fillets, pan-seared and topped with a rich chili lime butter sauce. The buttery texture and mild flavor of the fish pair beautifully with the tangy, aromatic sauce. It’s quick to prepare but tastes like a gourmet meal. Serve with steamed vegetables or a fresh green salad for a light, satisfying dinner.

    View full recipe

    • Prep Time: 5 minutes
    • Cooking Time: 15 minutes
    • Total Time: 20 Minutes
    • Difficulty Level: Easy
    • Recipe Makes 4 Servings
    Mahi mahi dish garnished with lime.

    Conclusion

    Whether you’re cooking for a special occasion or just looking for a quick weeknight meal, these recipes have you covered. Try one—or all—of them, and don’t forget to tag us with your creations! Let’s make every meal a splash with these keto seafood dinner recipes.

    Frequently asked questions

    Yes, frozen seafood works well, but make sure to thaw it completely and pat it dry before cooking to achieve the best results.

    Roasted vegetables, zucchini noodles, cauliflower mash, or fresh green salads are great low-carb options to complement these recipes.

    Use fresh herbs, spices, lemon juice, or keto-friendly seasonings like Old Bay, garlic powder, or smoked paprika for a flavor boost.

    Keto-friendly sauces like garlic butter, tartar sauce, spicy mayo, or a creamy lemon dill sauce complement seafood beautifully.

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