Can I use the cast iron casserole in the microwave? Tim Hendriks May 17, 2022 14:12 No, the cast iron casserole is not microwave safe. Related articles Is the cast iron casserole dishwasher safe? Can I use the cast iron casserole in the oven? Can I use the cast iron casserole on a gas fire or induction hob? How to use the mini cocottes? Can I use the mini cocottes in the microwave?