Do Not Thaw!
Oven: Preheat oven to 400°. Place desired number of chicken breasts on foil lined baking sheet. Heat for 12-15 minutes.
Microwave: Remove chicken breast from bag. Place one chicken breast in microwave safe dish. Cover with paper towel. Heat on HIGH for 2 - 2½ minutes.
THAW AND SERVE: Chicken breasts may be thawed in the refrigerator. Slice and serve cold.