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Cheesy Vidalia Onion Casserole

This creamy, cheesy casserole features sweet Vidalia onions and rich cheddar, creating an irresistible comfort food that's perfect for gatherings or family dinners.
Course Main Course, Side Dish
Cuisine American
Keyword Casserole Recipe, Cheesy Casserole, comfort food, Family Dinner, Vidalia Onions
Prep Time 15 minutes
Cook Time 45 minutes
Total Time 1 hour
Servings 6 servings
Calories 350kcal

Ingredients

Main Ingredients

  • 4 large Vidalia onions Sweet and aromatic onions that add rich flavor.
  • 2 tablespoons unsalted butter For creamy richness.
  • 3 large eggs Bind the ingredients together.
  • 1 can evaporated milk (5 oz.) Adds luscious creaminess.
  • 1 cup crumbled Ritz crackers Adds texture and crunch.
  • 1.5 cups shredded cheddar cheese (6 oz.) For gooey cheesiness.
  • 1/2 teaspoon salt Balances sweetness.
  • 1/8 teaspoon pepper For a subtle kick.

Topping Ingredients

  • 1 cup crumbled Ritz crackers For crunchy topping.
  • 3 tablespoons unsalted butter, melted Ensures the topping is golden and delicious.

Instructions

Preparation

  • Preheat your oven to 375°F.
  • Slice off the root and stem ends of the Vidalia onions. Cut them in half vertically and peel away the skins. Chop the onions into slivers.
  • Place the chopped onions in a saucepan, cover with water, and bring to a boil. Simmer for 8 minutes, then drain and toss with 2 tablespoons of butter.

Mixing

  • In a large mixing bowl, beat the eggs with the evaporated milk until fluffy. Add the cooked onions, crumbled Ritz crackers, shredded cheddar cheese, salt, and pepper. Mix until well combined.

Assembly

  • Transfer the mixture into a greased 9x13-inch baking dish, spreading it evenly.
  • Mix the additional crumbled Ritz crackers with melted butter, then sprinkle this mixture over the casserole.

Baking

  • Bake for about 45 minutes or until the center is set and the top is golden brown.
  • Let it sit for a few minutes before serving.

Notes

Choose fresh Vidalia onions for the best flavor. Drain the onions well to avoid a watery casserole. Allow the casserole to rest to enhance flavors. Healthier alternatives include using olive oil instead of butter for a vegan version.