CHOCOLATE FILLED SNOWBALLS

1 c. margarine, softened
1/2 c. sugar
1 tsp. vanilla
2 c. flour
1 c. nuts, chopped
Chocolate candy stars "kisses"

Beat margarine, sugar, and vanilla until creamy. Stir in flour and nuts. Shape dough around candy kisses using about 1 tablespoon of dough. Place on lightly greased cookie sheet and bake at 375 degrees for about 12 minutes. Remove and roll in powdered sugar.