Set oven to broil.
In a small bowl, mix butter and
basil. Brush half of the butter mixture over
chicken. In a broiler pan, place chicken on rack.
Broil with tops 4 inches from heat about 4 minutes or
until chicken just starts to brown.
Sprinkle lightly with salt and
pepper. Turn chicken; brush with remaining butter
mixture. Broil about 5 minutes longer or until chicken
is brown on outside and juices are no longer pink when
center of thickest piece is cut. While chicken
is broiling, mix mayonnaise, yogurt and oregano.
Place lettuce on bottoms of
rolls. Place chicken on lettuce. Top with dollop of
mayonnaise mixture and tops of rolls.