Place the green onions, white mushrooms, maple syrup, apple cider vinegar, rosemary, and minced garlic in a large freezer bag. Pinch the top together and squish the bag to combine the ingredients.
Put the chicken breasts in the bag and seal. Be sure to remove all excess air.
Squeeze the bag again to coat the chicken in the sauce and seasonings.
Lay the bag flat and freeze.
Serving instructions:
Thaw.
Pour the chicken and sauce in a skillet and cook over medium heat until the chicken is cooked through.
Halfway through the cook time, add the dried cranberries and stir to combine.