Turkey Breast and Sweet Potatoes

Preheat oven to 350°F Add flour to large oven-cooking bag; close bag and shake gently to coat inside of bag with flour. Place bag in 15×10-inch baking pan. Remove gravy packet from turkey breast. Refrigerate for another use or discard. Dry turkey breast with paper towels. Place turkey breast, potatoes, apples and onion in bag.