1 (9 oz.) pkg. frozen cut green beans
1 can cream of celery soup
1/4 c. mayonnaise
1 tbsp. prepared mustard
2 (3 or 4 oz.) pkgs. thinly sliced, cooked ham
1 c. shredded cheddar cheese (4 oz.)
1/4 c. dry bread crumbs

Heat oven to 350 degrees. Rinse beans with small amount of running cold water to separate and remove ice crystals; drain. Place beans in ungreased 1 1/2 quart casserole. Mix soup, mayonnaise and mustard; spoon half the mixture on beans. Top with ham and spoon remaining mixture on meat. Sprinkle with cheese and bread crumbs. Bake, uncovered 20 minutes.