Do not thaw.
Appliances vary, adjust times accordingly. FOR FOOD SAFETY AND QUALITY, FOLLOW THESE COOKING INSTRUCTIONS. COOK THOROUGHLY TO A MINIMUM INTERNAL TEMPERATURE OF 165°F AS INDICATED BY A FOOD THERMOMETER.
OVEN: Preheat oven to 350°F. Remove meatloaf and glaze packet from packaging. Place meatloaf on a foil-lined baking sheet in the center of the oven. Bake for 30 minutes. Remove from oven and add glaze. Return to oven and bake for an additional 25-30 minutes or until desired temperature is reached.