Caramelized onions are one the most versatile ingredients you can have ready to go in your refrigerator. Cook up a batch big batch one day and then store in the fridge in an air tight container for up to 1 week. Use them in dips, for homemade pizza, put them on top of brie in the oven, toss them with pasta and cooked pancetta. The possibilities are endless. I like to caramelize three pounds at a time and store for later use. This French Onion Soup recipe is a perfect recipe for caramelized …