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Photo taken on Aug. 29, 2019 shows a wall outside a pie shop in Los Angeles, the United States. A pie is a baked dish which is usually made of a pastry dough casing that covers or completely contains a filling of various ingredients. "Pie" has woven its way into American food culture, becoming a symbol of home, tradition, and plenty. A famous phrase says, "As American as apple pie." (Xinhua/Li Ying)
