Ingredients
1 tablespoon plus 1 cup butter, divided2-1/4 cups packed brown sugar1 can (14 ounces) sweetened condensed milk1 cup dark corn syrup
Preparation
Line a 15x10x1-in. pan with foil; grease the foil with 1 tablespoon butter. In a heavy saucepan over medium heat, melt remaining butter. Add the brown sugar, milk and corn syrup. Cook and stir until candy thermometer reads 250° (hard-ball stage).
Pour into prepared pan (do not scrape saucepan). Cool completely before cutting.