Heat a skillet or comal over medium-high heat
Place a corn tortilla on the hot surface
Cook for 15 to 30 seconds until the edges start to dry
Flip the tortilla
Cook the second side for 15 to 30 seconds
Flip again if needed
Cook until the tortilla is lightly browned and flexible
Remove from the heat
Keep warm in a clean towel or tortilla warmer
Repeat with remaining tortillas