First and foremost
DO NOT microwave foil. 1) You can start a fire very easily and/or short the micro oven out. 2) It can damage the oven's radiation protection & fling nasty little charged particles about. Go right ahead if you WANT to grow gills but it may effect other areas like....
Use conventional oven for about the same amount of time (20 minutes) at 450' Fahrenheit. Also a bed of onion slices on the bottom works nicely in oven or on the grill (my favorite). Chef Al
