Pressure Cooker Onion Recipes Back to Vegetable Menu   Onions form the backbone of cooking all over the world because they are the most important ingredient used in cooking. We value their flavors , taste, aroma, and appearence. From mild, sweet onions, to pungent and robust, onions enhance these recipes. 1   Beef, Barley And Onion Stew 2   Blushing Onion Soup 3   Creamy Roasted Sweet Onion And Corn Soup ATTENTION The Acrobat Reader must be installed on your computer to open this recipe file. If you aren't sure what this is, or if you need help, click here before you begin to download. To download the recipes on this page click the button!