French Onion Soup
["2 medium-sized onions, thinly sliced", "2 Tbsp. butter or margarine", "2 c. beef or chicken stock"]
["Fry onions gently", "in", "fat", "until lightly browned.", "Add stock, and salt and pepper to taste.", "Simmer about 15 minutes."]
["onions", "butter", "beef"]