Halibut Olympia Recipe

Halibut Olympia Recipe

  • 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 1/2 pounds halibut fillet
  • 1 1/2 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 1/2 cups shredded Cheddar cheese
  • 1 cup canned Cheddar-flavored French-fried onions
  1. 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 9×13-casserole dish.
  2. 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.
  3. Preheat oven to 350 degrees F (175 degrees C).
  4. 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.
  5. Spread sour cream mixture over fish.
  6. Sprinkle Cheddar cheese over sour cream mixture.
  7. Bake in the preheated oven until the fish flakes easily with a fork, about 20 minutes.
  8. Remove fish from oven and top with French-fried onions. Return to oven and bake until onions are lightly browned, about 10 more minutes.