Peanut butter cookies.Replace half the dairy free butter with smooth peanut butter.
Oatmeal cookies.Fold through 1/2 cup of rolled oats and sprinkle a handful on top before baking.
Christmas cookies.Replace the chocolate chips with dairy free candy buttons (preferably in red and green!)
Girl Scout cookies.Coat the cookies in melted dairy free chocolate and drizzle with peanut butter.
Oatmeal raisin cookies.Fold through 1/2 cup of rolled oats and 1/4 cup of soaked raisins.