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Cheesy Cauliflower Casserole

Cheesy Cauliflower Casserole recipe with cauliflower florets, green pepper, cheddar cheese, bread crumbs, and ranch dressing.
Course Side Dish
Cuisine American
Keyword recipe for cauliflower casserole
Prep Time 20 minutes
Cook Time 30 minutes
Servings 8 servings
Calories 421kcal


  • 2 heads cauliflower or 16 cups cauliflower florets
  • 1 green pepper seeded and diced
  • 1 1/2 cups Panko bread crumbs divided
  • 1 cup ranch dressing
  • 1 cup sour cream
  • 2 cups shredded cheddar cheese
  • 2 tsp salt
  • 1/2 cup shredded Parmesan cheese


  • Place cauliflower florets into a stock pot along with 1 cup water.
  • Bring to a boil, then reduce heat and simmer 7-9 minutes or until just tender.
  • Drain cauliflower and place into a large mixing bowl.
  • Add in green pepper, 1 cup bread crumbs, salt, sour cream, ranch dressing, and cheddar.
  • Stir to combine well.
  • Transfer to a greased 9 x 13 baking dish.
  • Sprinkle Parmesan cheese and remaining 1/2 cup Panko bread crumbs evenly over top of casserole.
  • Bake at 325 degrees for 30 minutes.
  • Turn off oven and turn on broiler.
  • Broil for 2-4 minutes until topping is browned, turning casserole dish in the oven as needed to brown evenly and being careful it doesn't burn.
  • Remove from oven and allow to rest 10 minutes before serving.



Calories: 421kcal | Carbohydrates: 23g | Protein: 16g | Fat: 31g | Saturated Fat: 12g | Cholesterol: 54mg | Sodium: 1348mg | Potassium: 759mg | Fiber: 5g | Sugar: 6g | Vitamin A: 493IU | Vitamin C: 110mg | Calcium: 394mg | Iron: 2mg