Cream 1 cup butter. Add 1/3 cup powdered sugar; cream well. Add 3/4 cup cornstarch, 1 cup flour, and 1 teaspoon vanilla. Roll into balls. Makes 36. Bake at 350 degrees until brown, 15 minutes.

FROSTING:

1 tbsp. butter
1 c. powdered sugar
1 tsp. vanilla
Enough light cream to spread

Add green food coloring. Frost after they are cooled.