Spray skillet with pam, heat for a minute, lay down tortilla.
On half of tortilla, place chicken and top with cheese and tomato.
Fold Tortilla over and do the same on the other half of the skillet to make another.
turn over after 1 1/2 minute and cook on other side for about 1 minute. Tortilla should not burn, but cheese should be melted.
Serve with lettuce and sour cream