Green Bean Casserole
["1 lb. fresh green beans, cut into 1-inch pieces", "1 c. sour cream", "2 Tbsp. all-purpose flour", "3/4 tsp. salt", "1/4 tsp. pepper", "1/4 c. milk", "2 Tbsp. grated onion", "1/3 c. dry bread crumbs", "2 Tbsp. melted butter or margarine"]
["Heat oven to 350\u00b0.", "Place beans in 1-inch salted water (1/4 teaspoon salt, if desired, to 1 cup water).", "Heat to boiling; reduce heat.", "Boil, uncovered, 5 minutes.", "Cover and boil 4 to 6 minutes or until desired tenderness.", "Drain."]
["fresh green beans", "sour cream", "flour", "salt", "pepper", "milk", "onion", "bread crumbs", "butter"]