Instructions
1 tablespoon plus 1 cup butter, divided
2 1/4 cups packed brown sugar
1 can sweetened condensed milk
1 cup dark corn syrup
Line a 15 x 10 x 1-inch baking sheet with foil. Butter the foil with 1 tablespoon butter. In a heavy saucepan over medium heat, melt remaining butter. Add brown sugar, milk and corn syrup. Cook and stir until candy thermometer reaches 250 degrees (hard-ball stage). Pour onto prepared pan. Cool completely before cutting into bite-sized pieces. Wrap each in small squares of waxed paper.
