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Ingredients

3 tablespoons olive oil 3 tablespoons dry mustard 1 tablespoon melted butter 1 tablespoon lemon juice 1 tablespoon kosher salt 2 teaspoons garlic powder 1 teaspoon crushed red pepper flakes 1 teaspoon freshly cracked black pepper 1 teaspoon dried dill weed 1 ½ pounds halibut fillet 1 ½ cups sour cream 1 red onion, chopped 3 tablespoons lemon juice 2 tablespoons chopped fresh parsley 2 cloves garlic, minced 1 tablespoon kosher salt 1 teaspoon freshly cracked black pepper 1 teaspoon dried dill weed 1 ½ cups shredded Cheddar cheese 1 cup canned Cheddar-flavored French-fried onions

Nutrition Info

543.6 calories carbohydrate: 12.3 g cholesterol: 102.2 mg fat: 38.7 g fiber: 1.1 g protein: 35.2 g saturatedFat: 17.6 g servingSize: - sodium: 2488.9 mg sugar: 1.6 g transFat: : - unsaturatedFat: : -

Whisk olive oil, dry mustard, melted butter, 1 tablespoon lemon juice, 1 tablespoon kosher salt, garlic powder, red pepper flakes, 1 teaspoon black pepper, and 1 teaspoon dried dill in a 9x13-casserole dish.
Coat fish with seasoned olive oil mixture, turning several times to coat. Cover dish with plastic wrap and refrigerate for 1 hour (up to overnight) to marinate.
Preheat oven to 350 degrees F (175 degrees C).
Mix sour cream, red onion, 3 tablespoons lemon juice, parsley, garlic, 1 tablespoon kosher salt, 1 teaspoon black pepper, and 1 teaspoon dill in a bowl until combined.
Spread sour cream mixture over fish.
Sprinkle Cheddar cheese over sour cream mixture.
Bake in the preheated oven until the fish flakes easily with a fork, about 20 minutes.
Remove fish from oven and top with French-fried onions. Return to oven and bake until onions are lightly browned, about 10 more minutes.

6 servings

This is my twist on a halibut classic! This is the only way I make halibut!