Ingredients: common flour 100g, water 50g, salt 2g, 2 tomatoes, onion 1/4, bacon or meat 50g, carrot 20g, cheese 20g, mushroom 20g Accessories: oil 10g, barbecue sauce 4g, yeast 4g Step 1. Pour the flour into a large bowl and add salt. Let the dough stand at room temperature for 25-30 minutes. The dough is pressed out of the air, kneaded into a circle, stirred for a while, and then spread out in a baking tray. 2. Prepare pizza sauce during dough making, wash tomatoes, scald them with boiling water, peel them and cut them into dices; Dice onion and garlic, heat, melt in oil, add onion and garlic, stir-fry for 1 min, add diced tomatoes, and stir-fry over high fire. Stir-fry tomato juice, add sugar and black pepper, stir well, then cover the lid and cook for about 20 minutes. In the process of cooking, open the lid and stir fry from time to time, turn to high fire to collect juice into sauce, add salt, stir fry evenly and then take out the pot. 3. Prepare dishes in the process of cooling the pizza sauce, keep the dishes at home and cut into pieces. I use mushrooms, cauliflower roots, carrots and onions. 4. Spread the materials in the form of sauce, cheese, meat dishes, sauce, cheese and meat. 5. Put it in an oven preheated to 200 degrees and bake for 15 minutes. Take it out, sprinkle with a layer of cheese and bake in the oven for about 5 minutes.