Margarita Cupcakes

Margarita Cupcakes
9 oz. margarita mix
3 oz. tequila
3/4 oz. grand marnier
1 box white cake mix (no pudding in the mix type)
3 egg whites
2 T oil
1 T lime zest

* Mix tequila and margarita mix and chill
*Mix the rest of the ingredients together, then add 1 1/4 cup of the tequila-margarita mix in.
* Bake at 350* for 18 minutes

Frosting
3 cups powdered sugar
1 stick softened butter
1/8 t salt
3 T lime juice
(green coloring if you like)
I also roll the frosted edges in big sugar crystals to make it look like a salted rim.