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gluten-free baked fish - featured image

Gluten-Free Baked Fish: 5-Ingredient Easy Lemon Butter Dinner


  • Author: Marissa
  • Total Time: 25 minutes
  • Yield: 4 servings 1x

Description

A stress-free, gluten-free baked fish recipe that comes together in under 30 minutes. Using just five simple ingredients, this lemon butter dinner is juicy, flavorful, and perfect for busy weeknights.


Ingredients

Scale
  • 1.5 lbs white fish fillets (cod, tilapia, or haddock)
  • 4 tablespoons unsalted butter
  • 2 fresh lemons (one for juice, one for slices/zest)
  • 3 cloves garlic, minced
  • 1 teaspoon dried parsley
  • 1/2 teaspoon kosher salt
  • 1/2 teaspoon freshly cracked black pepper
  • Optional: Red pepper flakes

Instructions

  1. Preheat oven to 400°F (200°C). Line a 13×18 inch rimmed baking sheet with parchment paper and lightly grease.
  2. Pat the fish fillets completely dry with paper towels to ensure proper baking and prevent steaming.
  3. Melt the butter in a microwave-safe bowl or small saucepan. Stir in minced garlic, lemon juice, lemon zest, dried parsley, salt, and pepper. Whisk until emulsified.
  4. Place the dried fish fillets on the prepared baking sheet, ensuring they are not touching.
  5. Pour the lemon butter mixture evenly over each fillet, using a spoon to drizzle any remaining sauce from the bowl.
  6. Bake for 12-15 minutes, or until the fish flakes easily with a fork and turns opaque white.
  7. Remove from oven, garnish with fresh parsley if desired, and serve immediately.

Notes

Do not overcrowd the pan; cook in batches if necessary to prevent steaming. Let fish sit at room temperature for 10-15 minutes before cooking for even baking. Do not microwave leftovers as it makes the fish rubbery; reheat gently in a skillet. This recipe is naturally gluten-free but ensure all ingredients are certified gluten-free if serving to those with celiac disease.

  • Prep Time: 5 minutes
  • Cook Time: 20 minutes
  • Category: Main Course
  • Cuisine: American

Nutrition

  • Serving Size: 1 fillet with sauce
  • Calories: 220
  • Sodium: 320
  • Fat: 14
  • Saturated Fat: 7
  • Carbohydrates: 1
  • Protein: 24

Keywords: gluten-free, baked fish, lemon butter, easy dinner, healthy, weeknight meal, white fish, keto-friendly, low-carb