Scalloped potatoes with ham and peas. Better if it's reheated in the oven instead of a microwave, in case that is an issue.
Casserole dish with rice, chicken, and chopped broccoli, cooked with chicken broth, salt and an herb mix. Cheese optional. You can also add in other vegetables like spinach if desired.
Chicken enchiladas.
So many soups and stews freeze and reheat well: chicken noodle, minestrone, chili, beef stew, lentil soup, tortilla soup, .......