How to make a pizza

　Prepare dough, pizza cheese, black olives, peeled shrimps, sliced bacon, mashed sweet potato, pepperoni, cut onion, cut green pepper, tomato paste, some oil, a poke, a tongs, a rolling pin, and a tray. First, sprinkle a pinch of flour to the table, and put the dough on the table. Next, roll the dough as using a rolling pin to make a circle shape about 1.5 cm thick. After pour a little oil on the tray, and spread it evenly to the edge of the tray with your fingers. Afterwards, fold edge of the dough over, and push it down at its edge. For better taste, punch the dough with a poke. For topping, firstly spread tomato paste on the dough and cover it with a little cheese. Next, put a hand for pepperoni, bacon, green pepper respectively and a pinch of onion on the dough one by one. Then, put a hand for peeled shrimps and a pinch of black olives evenly. Afterwards, turn a spinning wheel with mashed sweet potato and cover the dough with a little cheese again except for the part of mashed potato and folded part. When you think that is enough, pick the tray with the tongs, put it into the oven, and bake it about 15 to 20 minutes. When it finishes, take it out and enjoy the delicious pizza.