1) On a large preheated (medium /high) pan, place one tortilla.
2) Heat until tortilla starts to poof up, then flip to other side.
3) Spread an even layer of grated cheese on ½ of tortilla, folding other ½ of tortilla on top of cheese.
4) When bottom of quesadilla is brown, turn over to other side.
5) As soon as cheese is melted, remove from heat.
Cut into pie shaped wedges and serve alone or with taco toppings.