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Crispy Onion Spinach Casserole

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Prep Time 15 minutes
Cook Time 42 minutes
Course Casserole, Side Dish
Cuisine American, Southern

Ingredients
  

  • 3 tablespoons butter
  • 3 cloves garlic, minced
  • 3 tablespoons all-purpose flour
  • 1 1/2 cups whole milk
  • 1/2 teaspoon onion powder
  • 1/4 teaspoon garlic powder
  • 1 pinch cayenne pepper
  • 1 teaspoon dried parsley
  • 1/2 teaspoon salt
  • 1/4 teaspoon pepper
  • 1 1/2 cups crispy onions, divided
  • 1/2 cup panko bread crumbs, divided
  • 2 10 oz packages frozen spinach, thawed and drained
  • 4 oz cream cheese, room temperature
  • 1 1/2 cups shredded sharp cheddar cheese
  • 1/2 cup parmesan cheese

Instructions
 

  • Melt butter in a skillet over medium heat. Add minced garlic and cook for 2 minutes.
  • Whisk in flour and cook for 1-2 minutes until golden in color.
  • Slowly whisk in milk and bring to a low boil for 3-4 minutes until thickened.
  • Stir in onion powder, garlic powder, cayenne, parsley, salt, and pepper.
  • Preheat oven to 350°F. Stir spinach, cream cheese, cheddar cheese, and parmesan into the roux. Reduce heat and stir until melted and combined.
  • Remove from heat and stir in 1 cup of the crispy onions.
  • Transfer mixture to a greased 8x8-inch baking dish. Top with panko breadcrumbs and remaining crispy onions.
  • Bake for 30-35 minutes or until golden brown and bubbling. Serve warm.

Notes

This creamy, cheesy casserole has a crispy onion topping that adds just the right crunch. Great for holidays or weeknight comfort food!
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