In a large mixing bowl, combine cauliflower florets, ½ cup Parmesan cheese, 1 tbsp Italian seasoning, garlic, olive oil, sea salt and black pepper. Toss until ingredients are well combined and cauliflower is coated.
Line in a single layer on a rimmed baking sheet. Bake on the top rack for 30 minutes.
Transfer cauliflower back to mixing bowl. To the mixing bowl add ¼ cup pizza sauce and ¼ cup mozzarella cheese. Toss until ingredients are well combined and cauliflower is coated.
Transfer the cauliflower mixture to a casserole dish. Layer on remaining pizza sauce and mozzarella cheese. Top with Canadian bacon, pepperoni, bell peppers, onion and olives. Sprinkle remaining 2 tbsp Parmesan cheese and 1 tsp Italian seasoning over top.
Reduce oven temperature to 350° and bake for 30 minutes.
Per Serving – Calories: 250 | Fat: 18g | Protein: 13g | Net Carbs: 7g