PREPARATION:

1. Preheat oven to 350°F. Grease cookie sheets. Let dough stand at room temperature about 15 minutes.
2. Combine dough and 1/3 cup malted milk powder in large bowl; beat at medium speed of electric mixer until well blended. Drop rounded tablespoonfuls of dough onto prepared cookie sheets.
3. Bake 10 to 12 minutes or until lightly browned at edges. Cool on cookie sheets 5 minutes; remove to wire racks to cool completely.
4. Combine frosting and remaining 3 tablespoons malted milk powder. Top each cookie with rounded tablespoonful of frosting; garnish with malted milk balls.