1 (16 oz.) can cut green beans
1/4 c. chopped onion
1/4 c. chopped celery
1 (10 1/2 oz.) can cream of mushroom soup
2 (6 1/2 oz.) cans tuna, drained and flaked
2 tbsp. butter
2 c. cooked elbow macaroni
2 (3 oz.) can French fried onions

Drain green beans, save liquid. In pan cook onion and celery in butter until tender. Add soup. Gradually stir in saved liquid. Stir in tuna, green beans and macaroni. Pour into greased shallow 2 quart baking dish; cover and refrigerate. Bake covered in 375 degree oven 1 hour and 10 minutes. Uncover; add onions and bake uncovered, 5 minutes longer.