1. Brush the pizza pan with a little oil, put in the pizza dough, and after the purple sweet potato is cooked, mash it with a stirring rod
2. Sprinkle a layer of cheese on the dough, put purple sweet potato on it, and sprinkle a layer of cheese
3. After preheating the oven for a few minutes, put the baking tray in the oven for 5 to 10 minutes, and the delicious purple potato pizza is out of the oven
