You can freeze the stuffed chicken after it’s been cooked. Just let it cool down, then store in a freezer-safe container for up to three months. To enjoy, allow the chicken to thaw before reheating. This recipe can also be frozen before cooking. Assemble the stuffed chicken breasts and freeze for up to 3 months. You can bake the stuffed chicken breasts directly from frozen following the recipe instructions and adding a few extra minutes, although you won’t get the same browned outside.