1 (20 oz.) pkg. frozen mixed vegetables, cooked 3-4 min.
1 c. chopped onions
1 c. chopped celery
1 c. mayonnaise
1 c. grated Cheddar cheese
Mix together for crust:
1 c. Ritz crackers, crumbled
2 tbsp. butter

Mix vegetables, mayonnaise and cheese together. Put in large casserole. Top with crumbs. Bake at 350 degrees for 25 minutes.