Method

1. Preheat oven to 400 degrees F.
2. Grate cauliflower on the small side of box grater to form fine crumbs.
3. Transfer to a large bowl.
4. Add egg, 1/3 cheddar, Parmesan, 2 tablespoons basil, and garlic powder and season with salt and pepper.
5. Form into small patties (they will be wet) and place on a greased baking sheet.
6. Bake until golden, 20 minutes.
7. Top each cauli patty with a thin layer of marinara, remaining cheddar, and mini pepperoni and bake until cheese melts and pepperoni crisps, 5 to 7 minutes more.
8. Garnish with remaining basil and serve.