World’s Best Caramel Brownies {aka Crack Brownies}

caramels {if you only find a 1 lb package (you really do need to take out 2 ounces, this is not one of those times in life when more caramel is better})

and 1/3 a cup of evaporated milk (divided)

box German chocolate cake mix

melted butter (a stick and a half)

vanilla extract

chocolate chips