How to Caramelize Onions in the Oven By: Vicki Chelf Updated On: October 23, 2017 More Articles How to Make Pork Belly Lechon in the Oven How to Caramelize Onions in the Microwave How to Dry Chillies How to Caramelize Onions How to Make Soft Pretzles About the Author Vicki Chelf is the author of eight cookbooks. Her latest book is "Vicki's Vegan Kitchen."