Grandma'S Green Bean Casserole - cooking recipe

Ingredients

1/4 cup onion, chopped
1 (8 ounce) can green beans, drained
1 (8 ounce) can low-fat cream of mushroom soup
2 ounces French fried onion rings

Preparation

Preheat oven to 325 degrees.
Mix everything together except the onion rings.
Bake for 20 minutes.
Remove from oven and top with onion rings. Put back into oven for 10 minutes.