Jump to Recipe Print Recipe Vegetable Casserole Jane Otto Ingredients Instructions Ingredients 1 large package frozen mixed vegetables1 cup Cheddar cheese grated1/4 cup onion chopped1 cup celery chopped1 cup mayonnaise1 package Club Crackers crushed1/2 stick oleo Instructions Cook vegetables until just tender. Put in casserole dish. Mix onion, celery, cheese and mayonnaise. Spread over vegetables. Melt oleo and combine with cracker crumbs. Sprinkle on top. Bake for 30 minutes.