1 can French style green beans
1 can corn, whole kernel
1 can sliced water chestnuts
1/2 c. diced onions
1 c. grated cheddar cheese
1 c. sour cream
1 c. cream of celery soup
1 stick butter
2 pkg. Ritz crackers

Drain all cans and layer first 5 ingredients as they appear in recipe, in a greased 9x13 casserole dish. Mix sour cream and celery soup. Pour over mixture. Melt butter and crush Ritz crackers in butter until butter is soaked up. Spread crackers on top of casserole. Bake at 350 degrees for 45 minutes to 1 hour.