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A wooden spoon holding a scoop of crock pot cheesy broccoli cauliflower casserole over a black crock pot of casserole
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4.95 from 20 votes

Crock Pot Cauliflower Broccoli Casserole Recipe

Crock Pot Cauliflower Broccoli Casserole Recipe ~ The Perfect Side Dish Recipe in your Slow Cooker! Broccoli and Cauliflower Smothered in Cheese and Topped with Corn Flakes!
Prep Time15 mins
Cook Time1 hr
Total Time1 hr 15 mins
Course: Side Dish
Cuisine: American
Servings: 8 servings
Calories: 323kcal
Author: Julie Evink


  • 4 c. cauliflower florets
  • 4 c. broccoli florets
  • 3 large garlic cloves minced
  • 1/2 c. minced yellow onion
  • 1/4 tsp pepper
  • 1/4 tsp salt
  • 1/8 tsp nutmeg
  • 8 oz Crystal Farms Shredded Sharp Cheddar Cheese divided
  • 2 Tbsp butter melted
  • 1 c. crushed corn flakes


  • Grease a 4 quart crock pot.
  • In a large bowl mix together all ingredients, but only half of the cheese except butter and corn flakes. Place ingredients in crock pot. Top with remaining cheese.
  • In a small bowl combine melted butter and corn flakes. Sprinkle over the casserole in the crock pot.
  • Cook on high for 1 hour or low for 2 hours.


Calories: 323kcal | Carbohydrates: 40g | Protein: 15g | Fat: 13g | Saturated Fat: 7g | Cholesterol: 37mg | Sodium: 564mg | Potassium: 831mg | Fiber: 6g | Sugar: 7g | Vitamin A: 1640IU | Vitamin C: 170.2mg | Calcium: 294mg | Iron: 10.1mg