1Heat waffle maker. In large bowl, mix flour, sugar, baking soda and salt. In medium bowl, beat buttermilk, eggs, butter and maple flavor with wire whisk until well blended. Pour over dry ingredients; stir just until moistened.
2Sprinkle about 2 teaspoons bacon pieces on each waffle grid. Spoon batter over bacon, using amount recommended by manufacturer. Close lid of waffle maker. Bake until steaming stops, 3 to 5 minutes. Repeat with remaining bacon and batter. Serve waffles with syrup.