Sheet Pan Spinach and Cheese White Pizza is fresher, faster and cheaper than delivery- what more do you need to know? No special equipment needed for this white pizza recipe- just your sheet pan and 35 minutes. Shape your pizza crust and top with a layer of creamy Alfredo sauce, then add spinach, mozzarella and Parmesan cheeses. Dollop with ricotta and bake until the crust is crisp, the sauce is bubbly and the cheeses are melted. Hungry yet?