Allow cooked chicken to cool for no more than 30 minutes at room temperature. Then transfer to shallow containers, separating pieces to ensure airflow, and refrigerate uncovered until internal temperature reaches 40°F (4°C) or below.
Divide cooled chicken into meal-sized portions based on your typical usage patterns. Separate individual pieces with parchment paper if stacking is necessary.
For vacuum sealing (preferred method): Place chicken portions in vacuum bags, ensuring no moisture is on bag edges. Seal according to manufacturer directions. For manual air removal: Place chicken in freezer bag, insert straw near zipper, close bag around straw, suck air out, quickly remove straw while sealing bag.
Label each package with: content description, preparation method, freezing date, use-by date (2-3 months from freezing), and weight or portion size.
Optional flash freeze: For individually accessible pieces, arrange portioned chicken on a parchment-lined baking sheet, freeze until solid (approximately 2 hours), then transfer to long-term storage container.
Store packages flat in the coldest part of the freezer (usually the back), away from the door to minimize temperature fluctuations.