– 2 teaspoons and a 1/2 cup butter divided and softened – 3-3/4 cups powdered sugar – 1/2 cup nonfat dry milk powder – 1/2 cup sugar – 1/2 cup light corn syrup – 1 teaspoon vanilla extract – 1 package (14 ounces) of caramel – 1 tablespoon milk – 2 cups chopped pecan