Step 1

Cook the chicken breasts.

Step 2

Cook the rice and allow to cool somewhat.

Step 3

Mix the cooked chicken, rice, condensed soup, chicken broth, frozen mixed vegetables, and seasoning together in a large bowl.

Step 4

Divide the mixture equally into 3 large resealable freezer bags.

Step 5

Remove the excess air and seal.

Step 6

Place 1 cup of French's onions and 1 cup of shredded cheese into a medium resealable freezer bag and seal.

Step 7

Repeat this two more times.

Step 8

Staple one of the smaller bags onto each of the larger bags, being sure to staple above the seal and freeze.

Step 9

On the day of cooking, take the chicken and vegetable casserole out of the freezer and thaw.

Step 10

Place the contents from the large bag into a greased casserole dish.

Step 11

Top it with the shredded cheese and crispy onions from the smaller bag.

Step 12

Cook in a 350° oven for 20-25 minutes.