Ingredients
1 package fudge brownie mix (13x9-in. pan size)1/4 teaspoon mint extract1/2 cup butter, softened1-1/2 cups confectioners’ sugar1/4 teaspoon vanilla extractRed paste food coloring, optional1/4 cup baking cocoa Heart-shaped sprinkles, optional
Preparation
Prepare brownie mix according to package directions, adding mint extract to batter. Transfer to a greased 13x9-in. baking pan. Bake at 350° for 20-25 minutes or until a toothpick inserted in the center comes out clean. Cool completely on a wire rack.
Meanwhile, in a small bowl, cream the butter, confectioners’ sugar, vanilla and, if desired, food coloring until light and fluffy, 5-7 minutes. Transfer to a pastry bag. Set aside.
Line a baking sheet with parchment. Dust with cocoa; set aside. Cut brownies into 15 rectangles. Using a 1-1/2-in. heart-shaped cookie cutter, cut out a heart from the center of each brownie. Reserve cutout centers for another use. Place brownies on prepared baking sheet. Pipe frosting into centers of brownies; if desired top with sprinkles.