Mama'S Green Beans
["2 cans green beans OR 2 lb. fresh green beans", "1 large onion, chopped", "3 Tbsp. oil", "3 Tbsp. flour"]
["Drain cans of beans.", "Refill one can with water.", "Make a light roux with oil and flour.", "Saute onions in roux.", "Add the green beans plus one can of water to the onions.", "Season to taste. Cover and simmer 1/2 hour.", "If using fresh beans, add water and cook the same.", "Also, you can cook 2 slices of bacon and make a roux with bacon grease.", "Break up bacon and add to beans."]
["green beans", "onion", "oil", "flour"]