Preheat the oven to 350º F.
Combine the Picamás hot sauce, ricotta cheese, cream cheese and mozzarella and leave it to the side.
Combine the marinara and the oregano.
Leave it to the side.
Place the salsa in layers with the ricotta mixture at the bottom of a baking dish.
Cover it with the seasoned marinara and the slices of pepperoni (optional), if you wish.
Bake for 12-15 minutes or until the dish is hot.
Serve with slices of garlic bread, nacho chips or pita chips.