Irene Jiang / Business Insider Apple pie is the quintessential American pastry. I ate the apple pies at McDonald’s, Burger King, Arby’s, Popeyes, and Checkers to find out which was best. I compared them on a scale of 1 to 5, judging freshness, crust, filling, and overall taste. Checkers’ cinnamon apple pies were cheapest at two for a […]