Costco French Onion Soup. Shop with Costco to find great value on soups. French Onion Soup Recipe.
Heat in preheated oven for 20 minutes or until the cheese becomes golden. Shop by departments or search for specific items. Shop with Costco to find great value on soups.
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Place soup cheese on top in a bowl for both ovens 300 mL bowl capacity. We keep a Costco-sized jar of Better Than Bouillons organic beef stock in our fridge at all times mostly so we can make onion soup anytime the craving strikes. French Onion Soup For John Denver Recipe. Place 1 soup cheese on top in a bowl safe for both microwave and conventional oven 300 ml bowl capacity.