Holiday Scallop

Prep: 20 min Cook: 60 min Serves: 12 Cuisine: American

A hearty scallop casserole layered with potatoes, mushrooms, onions, cottage cheese, and Cheddar, baked to creamy perfection—perfect for cozy family dinners or holiday gatherings.

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Ingredients

  • 8 medium potatoes, cooked and sliced
  • 1 lb. fresh mushrooms, wiped clean and sliced
  • 2 large onions, thinly sliced
  • 4 Tbsp. butter
  • 1 tsp. salt
  • 1 tsp. pepper
  • 1 tsp. thyme
  • 1 pt. sour cream

Instructions

  1. Saute mushrooms and onions separately in butter.
  2. Combine cottage cheese and sour cream.
  3. Layer ingredients in two casserole dishes in this order: potatoes, onions, mushrooms, cottage cheese mixture.
  4. Sprinkle each layer lightly with seasonings and grated cheese.
  5. Repeat layering until all ingredients are used, ending with grated cheese on top.
  6. Cover and bake for 45 minutes at 350°F.
  7. Remove cover for the last 15 minutes of baking.
  8. Let cool slightly before serving.
  9. If baking both casseroles at once, bake together; otherwise, deliver one to a friend.
  10. It can be stored in the refrigerator for a day or two before baking.

Tips & Substitutions

For a richer flavor, consider adding cheese between the layers, such as cheddar or Gruyère. If you don't have sour cream, Greek yogurt can be a great substitute. Fresh herbs like rosemary or parsley can also enhance the dish's flavor. When sautéing, ensure the mushrooms are not overcrowded in the pan to achieve a nice brown color. This dish is a fantastic way to use up leftover potatoes.

Serving Suggestions

This Holiday Scallop pairs beautifully with a crisp green salad or steamed vegetables for a well-rounded meal. For a heartier side, consider serving it with garlic bread or a creamy soup. It’s a perfect dish for potlucks or holiday gatherings, and can be complemented with a light white wine. Consider presenting it with a festive garnish like fresh thyme or parsley for added color.

Storage & Reheating

Store any leftovers in an airtight container in the refrigerator for up to two days. To reheat, cover the casserole with foil and warm it in the oven at 350°F until heated through, about 20-30 minutes. Alternatively, individual portions can be microwaved for quicker reheating, but be cautious not to overheat, as it can dry out the dish.

Nutrition & Diet Analysis (per serving)

Each serving of Holiday Scallop contains roughly 426 calories, with 10g protein, 52g carbohydrates, and 20g fat. It is an excellent source of potassium (26% of the Daily Value) and protein (20% of the Daily Value), and a good source of vitamin C and dietary fiber. Note that it is relatively high in sodium, at 752mg per serving (33% of the Daily Value).

426 kcal 21% DV
Protein Fat Carbs

Macronutrients

Protein 9.9g 20% DV
Total Fat 19.9g 26% DV
Carbs 52g 19% DV
Fiber 4.1g 15% DV
Sugar 0.5g 1% DV

Electrolytes

Sodium 751.9mg 33% DV
Potassium 1241.1mg 26% DV
Cholesterol 21.2mg 7% DV

Vitamins & Minerals

Vitamin A 83.9mcg 9% DV
Vitamin C 17.3mg 19% DV
Vitamin D 0.1mcg 1% DV
Calcium 180.6mg 14% DV
Iron 1mg 5% DV
Contains Milk

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I use frozen potatoes for this recipe?

Yes, frozen potatoes can be used, but make sure to thaw and drain them thoroughly before layering to avoid excess moisture. This will help maintain the casserole's texture and prevent it from becoming watery during baking.

Is it possible to make this dish ahead of time?

Absolutely! You can prepare the casserole up to the baking stage and store it in the refrigerator for 1-2 days. Just cover it tightly with foil. When ready to bake, you may need to add an extra 10-15 minutes to the cooking time if baking directly from the fridge.

Can I add protein to this dish?

Definitely! Cooked chicken, sausage, or even crumbled bacon can be delicious additions. Just layer them in with the other ingredients. This can enhance the dish and make it even more filling, perfect for a main course.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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