Cheesy Baked Fish


Cod on a bed of butter and onions topped with a cheese coating.

Prep Time:
15 mins
Cook Time:
20 mins
Total Time:
35 mins
4 servings


  • 3 tablespoons butter

  • 1 onion, thinly sliced

  • 1 pound skin-on fresh cod

  • 1 tablespoon seasoned salt, or more to taste

  • ½ cup mayonnaise

  • 2 ½ tablespoons grated Parmesan cheese

  • 2 ½ tablespoons shredded provolone cheese

  • 2 ½ tablespoons shredded mozzarella cheese

  • 1 tablespoon chopped fresh parsley


  1. Preheat oven to 400 degrees F (200 degrees C). Place butter in a 9x13-inch casserole dish.

  2. Place casserole dish in the preheating oven until butter is melted, about 5 minutes.

  3. Spread onion slices in the bottom of the casserole dish. Place cod skin-side down over onion. Sprinkle seasoned salt evenly on top.

  4. Mix mayonnaise, Parmesan cheese, provolone cheese, mozzarella cheese, and fresh parsley together in a bowl. Spread over cod.

  5. Bake in the preheated oven until cod flakes easily with a fork, 20 to 25 minutes.

Nutrition Facts (per serving)

435 Calories
34g Fat
7g Carbs
26g Protein
Nutrition Facts
Servings Per Recipe 4
Calories 435
% Daily Value *
Total Fat 34g 44%
Saturated Fat 11g 53%
Cholesterol 95mg 32%
Sodium 1091mg 47%
Total Carbohydrate 7g 3%
Dietary Fiber 1g 4%
Total Sugars 3g
Protein 26g
Vitamin C 7mg 35%
Calcium 156mg 12%
Iron 1mg 4%
Potassium 608mg 13%

* Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.

** Nutrient information is not available for all ingredients. Amount is based on available nutrient data.

(-) Information is not currently available for this nutrient. If you are following a medically restrictive diet, please consult your doctor or registered dietitian before preparing this recipe for personal consumption.

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