This is the way i do it and it seems to work for me .Using the paper towel gives the pie a crispy crust. https://www.peakedpies.com/how-to-cook-our-pies-from-frozen Remove the pie from the plastic and wrap the pie in a paper towel then heat for 3-4 minutes and leave in the microwave for it to cook from its own heat for another 3 minutes or so. Take away the crust, and everything was the same between the conventional and microwave ovens. Microwave: 10-12 minutes, depending on microwave strength Oven: 70 minutes . The microwave version was pretty pale and chewy in comparison. Unsurprisingly, baking the pot pie produced a flakier, brown crust. Join the discussion today. Put the Banquet pot pie in the browning pie plate and put in the Marie Callender's box and microwave for about 4-1/2 minutes. If you buy a frozen pot pie, i.e., Banquet that requires cooking in an oven, you can pop this pot pie out of the tin plate and reuse a container i.e., Marie Callender's pot pie box with the browning circle inside and the browning pie plate. Read the How to heat a frozen pie? Really, the pot pie came down to the crust. discussion from the Chowhound Home Cooking, Baking food community.