In a large bowl, mix the riced cauliflower, 1/2 cup shredded Mozzarella cheese, 1/2 cup Parmesan cheese, 1 egg, 1/2 tablespoon fresh garlic, 1/2 tablespoon fresh basil, 1/2 tablespoon fresh parsley, 1 teaspoon salt, and 1/2 teaspoon black pepper until combined and holds together.