1 lb. green beans, fresh or frozen, cut
1/4 c. chopped onion
1/4 c. chopped green pepper
1 tbsp. butter
1 (6 oz.) can tuna in water, undrained
1 (10 oz.) can mushroom soup
1/2 tsp. salt
1/4 tsp. pepper
12 Saltine crackers, crumbled
3 tbsp. butter

Cook beans until just tender; drain. Saute onion and pepper in 1 tablespoon butter until tender. Add, with tuna and soup to cooked beans. Season with salt and pepper. Turn into greased 1 1/2 quart casserole. Melt 3 tablespoons butter and toss with cracker crumbs; sprinkle over casserole. Bake uncovered at 375 degrees for 30 minutes or until bubbly.