Hold tortilla with a tong and place over open flame on your stove top, until the edges begin to blister. Turn over and repeat. Keep charred tortillas wrapped in a kitchen towel until serving time.
How to char tortillas in electric stove? Heat a cast iron skillet over high heat and let it get very hot. Place a tortilla on the skillet and turn over when it feels warm to the touch, turn over and let warm for a few seconds and quickly keep them wrapped in a clean kitchen towel.