In a large mixing bowl, stir together beaten eggs, sugar, melted chocolate cooking oil, baking powder, and vanilla. Gradually stir in the flour till thoroughly combined.

Cover and chill for 1-2 hours or till easy to handle.

Shape the dough into 1-inch balls. roll balls in powdered sugar to coat.

Place cookies 2 inches apart on an ungreased cookie sheet. Bake in a 375 degree oven for 8-10 minutes or till edges are set and tops are crackled. Remove cookies from cookie sheet. Cool on wire rack. If desired, sift additional powdered sugar over cookies.