1 box white cake mix
8 oz margarita mix (liquid)
2 oz tequila
1 oz Grand Marnier
3 egg whites
2 Tbsp vegetable oil
~Preheat oven to 350º and prepare muffin pans.
~Combine margarita mix, tequila, and Grand Marnier in a large glass and stir well.
~In large bowl, combine cake mix, egg whites, lime zest, vegetable oil, and margarita mixture from step one. Stir ingredients together, then beat with an electric mixer on low to medium speed for approximately 2-3 minutes.
~Spoon the batter into prepared muffin pans. Fill each cup/liner about 2/3 full.
~Bake at recommended temperature on cake mix box (usually 325º – 350º) for 20 – 25 minutes or until toothpick inserted into the center of a cupcake comes out clean.
~In a large bowl, combine butter, cream cheese, lime juice, margarita mix, and lime zest. Beat with an electric mixer until light and fluffy.
~Add powdered sugar, one cup at a time, and continue beating until smooth. If icing is too thin, add more powdered sugar, a couple tablespoons at a time.
~Spread icing generously on each cooled cupcake* or use a pastry bag to frost. Garnish with lime wedges.