1Mix granulated sugar, oil, vanilla and chocolate in large bowl. Stir in eggs, one at a time. Stir in flour, baking powder and salt. Cover and refrigerate at least 3 hours.
2Heat oven to 350ºF. Grease cookie sheet. Drop dough by teaspoonfuls into powdered sugar; roll in sugar to coat. Shape dough into balls. Place about 2 inches apart on cookie sheet.
3Bake 10 to 12 minutes or until almost no indentation remains when touched. Immediately press 1 chocolate candy in center of each cookie. Remove from cookie sheet. Cool completely on cooling rack.