after removing from heat the filets will continue to cook, so better under than over. 1 to 2 minutes per side for rare (cold red center); 3 to 4 minutes per side for medium rare (warm red center); 5 to 6 minutes per side for medium (hot pink center); 7 to 8 minutes per side for medium well (hot very little pink center); 8 to 9 minutes per side for well (hot center NO pink at all).