TO DIE for thin mint brownies

INGREDIENTS

15 1/4 oz

brownie mix ((mix according to package directions) )

thin mint cookies ((chopped; or think Oreos) )

1/4 cup

butter ((softened) )

2 tbsp

milk ((or cream) )

2 cups

powdered sugar

1/2 tsp

peppermint extract

couple of drops of green food coloring

1 cup

semi-sweet chocolate chips

1/4 cup

butter

1 tsp

vanilla

1/2 cup

andes mints ((chopped) )