Roasted cauliflower florets topped with marinara, shredded cheese, and pizza toppings baked until warm and bubbly. The best healthy and low carb dinner! You can customize it with your favorite pizza toppings such as pepperoni, sausage, olives, peppers, onions, etc.If you’re looking for healthy dinner ideas that are easy to make on busy weeknights, you’ve got to add this cauliflower pepperoni pizza casserole to your weekly meal plan. It’s delicious, cheap, keto, and packed full of flavor!