Triple-Chocolate Crinkle Cookies

In a microwave-safe bowl, melt semisweet and bittersweet chocolates on HIGH in 30-second intervals until smooth; set aside.

In a large bowl, combine melted chocolate, oil, sugar, eggs and vanilla. Beat with an electric mixer until combined, scraping down sides of bowl.

In a small bowl, combine flour, baking powder and salt.  Gradually add flour mixture to creamed mixture. Stir in dark chocolate chips. Cover and chill for 3 to 24 hours.

Preheat oven to 375 degrees. Lightly grease a large cookie sheet; set aside

Drop dough by tablespoonfuls into powdered sugar; roll around to form into balls, coating generously. Place on prepared cookie sheet about 2 inches apart.

Bake 10 to 12 minutes or until edges are dry and tops are set. Cool completely on wire rack.