In a medium bowl, mix together olive oil, garlic powder, onion powder, Italian seasoning, red pepper flakes, black pepper, salt, sugar, oregano, basil, parsley, and thyme.
In a large bowl, combine the prepared mashed potatoes, Parmesan cheese, mozzarella cheese, Italian sausage, bacon, parsley, chives, basil, oregano, and thyme.
Spread the mashed potato mixture onto the pizza crust and top with the pizza sauce. Bake in preheated oven for 25 to 30 minutes, or until the crust is golden brown.
Serve hot and enjoy!
Interesting Facts
This pizza is a great way to use up leftover mashed potatoes.
Pizza sauce can be substituted with tomato paste for a less acidic flavor.
Any type of cheese can be used in this recipe, such as cheddar, Monterey Jack, or Swiss.
The pizza can be topped with other ingredients such as olives, mushrooms, onions, bell peppers, or jalapenos.