Creamy Cheddar and Spinach Casserole

This simple spinach casserole topped with seasoned bread crumbs is extra creamy thanks to condensed soup, mayonnaise, and Cheddar cheese.

• Preparation Time: 15 mins
• Cooking Time: 50 mins
• Total Time: 1 hr 5 mins
• Calories: 340 Calories

Ingredients

• 3 tablespoons butter
• 2 large eggs
• 1 cup mayonnaise
• 2 (10 ounce) packages frozen chopped spinach, thawed and drained
• 1 medium onion, chopped
• 1 (10.5 ounce) can condensed cream of mushroom soup
• 2 tablespoons butter, cut into small pieces
• butter-flavored cooking spray
• 1 cup grated sharp Cheddar cheese
• 0.25 teaspoon ground black pepper
• 0.5 teaspoon garlic powder
• 0.5 cup seasoned bread crumbs
• 0.5 teaspoon seasoned salt
• 1.5 teaspoons lemon juice
• 1.5 teaspoons Worcestershire sauce

Recipe Instructions

Step 1

Bake in the preheated oven for 45 minutes.

Step 2

Preheat the oven to 350 degrees F (175 degrees C). Spray a 2-quart casserole dish with cooking spray.

Step 3

Melt 3 tablespoons butter in a skillet over medium-low heat. Add onions and saute until translucent, 5 to 7 minutes. Transfer to a bowl.

Step 4

Add spinach, condensed soup, Cheddar cheese, mayonnaise, eggs, Worcestershire sauce, lemon juice, seasoned salt, garlic powder, and pepper to the onions; stir to combine. Pour mixture into the prepared casserole. Sprinkle bread crumbs evenly over top and dot with remaining butter.