Pesto Turkey Sandwich

Slices of ciabatta bread or something similar.
Pesto
Mayo
Swiss or mozzarella cheese
Turkey
Tomatoes

For oven:  

Preheat to 350

Cut bread in half.  On one half spread mayo, the other spread pesto. 
Cover half of the bread with cheese and onions, the other with turkey and tomatoes.  

Bake about 10 min.

(Or you can put tomatoes on after baking)

OR:  Melt in George Foreman.