Mix the mayo, salsa, and onion together. Spread onto 2 slices bread. Layer with turkey and cheese, just like a sandwich. Spread butter on outside slices of bread and fry on frying pan like you would a grilled cheese.
Mix the mayo, salsa, and onion together. Spread onto 2 slices bread. Layer with turkey and cheese, just like a sandwich. Spread butter on outside slices of bread and fry on frying pan like you would a grilled cheese.