Great Green Beans

by C.B.

2 Tbsp butter or margerine
1/3 cup chopped onion
2 Tbsp flour
1 tsp salt
1/4 tsp pepper
1 cup sour cream
2 (14 1/2 ounce) can green beans, drained
1/3 cup grated swiss cheese
3 slices bacon, cooked and crumbled

Heat oven to 350 degrees. In a medium skillet, melt butter and saute onion until lightly browned or limp. Slowly add the flour and stir. Add salt and pepper. cook until flour is absorbed and slightly thickened, 1 to 2 minutes. Stir in sour cream. Heat through, but do not boil. Add green beans and stir. Put mixture in a 7x11 inch pan or 2 qt casserole dish. Top with cheese and bacon. Can be made early and refrigerated until baking time. Bake 15-20 minutes.
Serves 6.