Preheat oven to 350°F.
Crush fried onions in a plastic bag.
Filet the chicken breasts to 1/4" or so slices (cooks faster and easier to cut for the kids).
Then, put the mustard and the onions into SEPARATE bowls.
Keeping one hand wet & one dry...
Coat the chicken in the mustard, then coat both sides with the onions. Lay on a cookie sheet.
BAKE for 20 - 25 minutes @ 350 F.
Serve with Green Bean Casserole, potatoes of choice, and Cranberry Sauce!