Pecan Balls
["1 block margarine", "1 c. ground pecans", "1 c. flour", "3 Tbsp. powdered sugar", "1 tsp. vanilla"]
["Mix well.", "Roll to size of walnut or smaller.", "Put on ungreased cookie sheet and bake at 275\u00b0 for 30 to 45 minutes."]
["margarine", "ground pecans", "flour", "powdered sugar", "vanilla"]