Microwave Desert Brownie Cake Baker (Silver) Bake PERFECT brownies in 3:30 minutes vs. 30 minutes in the oven! SAVE time in the kitchen  no more waiting! Works with your favorite brands including Betty Crocker, Pillsbury, and Duncan Hines. NO MORE dirty dishes, dont bother with sticky pans! The PERFECT addition to your kitchen, you'll never use your oven again! MUST HAVE for parties and dessert lovers. BPA free, reusable, and dishwasher safe. Manufacturer Warranty Limited to 1 year.