Swiss Onion Bake

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Servings: 6 Difficulty: Intermediate
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Creamy, cheesy French onion-inspired casserole with soft-boiled eggs
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This comforting Swiss Onion Bake is a hearty twist on classic French onion soup, transformed into a warm, sliceable casserole. Sweet caramelized onions form a savory base, topped with tender slices of hard-boiled eggs and a rich, creamy sauce made from condensed soup, milk, and mustard. Melted Swiss cheese blankets the top, creating a golden, bubbly crust. It&# 226;€™s perfect for a cozy weekend brunch, a potluck side dish, or a comforting dinner. The combination of sweet onions, sharp cheese, and creamy sauce offers a luxurious texture and deep flavor that pairs beautifully with crusty bread or a simple green salad.

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Swiss Onion Bake

Author: chefs-mate Cooking Method: Cuisine: Courses:
Difficulty: Intermediate
Servings: 6 Calories: 738.3

Description

This comforting Swiss Onion Bake is a hearty twist on classic French onion soup, transformed into a warm, sliceable casserole. Sweet caramelized onions form a savory base, topped with tender slices of hard-boiled eggs and a rich, creamy sauce made from condensed soup, milk, and mustard. Melted Swiss cheese blankets the top, creating a golden, bubbly crust. It&# 226;€™s perfect for a cozy weekend brunch, a potluck side dish, or a comforting dinner. The combination of sweet onions, sharp cheese, and creamy sauce offers a luxurious texture and deep flavor that pairs beautifully with crusty bread or a simple green salad.

Ingredients

Directions

  1. Preheat oven to 350°F (175°C).
  2. In a large skillet, melt butter over medium heat.
  3. Add sliced onions, cover, and cook for 10 minutes until tender and softened.
  4. Spread the cooked onions evenly in the bottom of a 10x6x2 inch baking dish.
  5. Arrange sliced hard-cooked eggs over the onions.
  6. Sprinkle shredded Swiss cheese evenly over the eggs.
  7. In a saucepan, combine condensed soup, milk, and mustard.
  8. Heat and stir the sauce mixture until smooth and warmed through.
  9. Pour the sauce evenly over the casserole ingredients.
  10. Cover the baking dish and bake for 30 minutes, or until heated through.
  11. Serve hot, spooned over toasted French bread slices.

Nutrition Facts

Servings 6

Amount Per Serving
Calories 738.3kcal
% Daily Value *
Total Fat 51.8g80%
Saturated Fat 25.1g126%
Cholesterol 642.9mg215%
Sodium 347.8mg15%
Total Carbohydrate 25.3g9%
Dietary Fiber 1.5g6%
Sugars 19.4g
Protein 45.8g92%

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

Note

For a vegetarian option, substitute the cream of chicken soup with cream of mushroom soup.

Garnish with a sprinkle of paprika or fresh parsley before serving for added color and flavor.

The bake can be assembled ahead of time and refrigerated for up to 24 hours before baking. Add 5-10 minutes to the baking time if cooking from cold.

Leftovers can be stored in an airtight container in the refrigerator for up to 3 days. Reheat in the microwave or oven.

Keywords: swiss, onion, bake, casserole, eggs, cheese, comfort food, brunch, vegetarian, creamy, mustard, swiss cheese, onion soup mix, baked eggs
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