Baked Tostada Pizza 1. Pre-heat oven to 400 2. 2 Baked El Paraiso Tostadas 3. Spread Marinara Sauce lightly around center of tostada. Leave about half 1/2 an inch of tostada without Marinara Sauce around the whole tostada like crust of pizza. 4. Bake in Oven for 5 to 7 Min with just Marinara Sauce. …