Skillet or griddle: Heat over medium-high, warm each tortilla for 15 to 30 seconds per side
Microwave: Stack tortillas with a damp paper towel, heat for 20 to 30 seconds
Oven: Wrap a stack in foil and heat at 300°F for 10 to 15 minutes
Steamer: Place tortillas in a steamer basket for 30 to 60 seconds
Open flame: Hold each tortilla over a gas flame for a few seconds per side
Keep warm: Wrap warmed tortillas in a clean kitchen towel or tortilla warmer