By Daniel Kline Fast-food chain Burger King has nine new Whoppers that push the limits of what you may want to eat. Burger King has never been precious about its most-famous sandwich. The company has offered seemingly endless variations of the Whopper, ranging from truly ridiculous ideas to more practical ones, like the recent Whopper Melts. The Restaurant Brands International (QSR) – Get Restaurant Brands International Inc Report chain uses its signature sandwich to draw attention to its menu. That has led to iterations including the Texas Whopper, the Angry Whopper, the Indy Whopper, the A1 …