Step 1

Mix flour, baking powder and salt. Microwave chocolate and oil in large microwaveable bowl on HIGH 2 min., stirring after 1 min. Stir until chocolate is completely melted. Add granulated sugar; mix well. Add eggs, 1 at a time, beating well after each addition; stir in vanilla. Stir in flour mixture until blended. Refrigerate 30 min. or until dough is easy to handle.

Step 2

Heat oven to 350°F. Shape dough into 1-inch balls; roll in powdered sugar until evenly coated. Place, 2 inches apart, on baking sheets.

Step 3

Bake 9 to 11 min. or until centers are set. Cool 1 min. on baking sheets 1 min.; remove to wire racks. Cool completely.