– 1 cup heavy cream – 1/2 tsp cracked black pepper – 3 cups shredded sharp cheddar cheese – 1/2 cup shredded sharp white cheddar cheese – 1 head cauliflower, cut into bite-sized florets – 3 cups spinach – 10 pieces of bacon, torn into chunks – Chopped green onions and extra shredded cheese to garnish, optional