Grilled Cheese for Grown Ups Italian Style

Lets make the best grilled cheese sandwich you've ever had. Step by step instructions on how to piece it together. Impress the friends and family with this outstanding sandwich.
ingredients:
Sour dough bread or favorite sliced bread
basil pesto
fresh mozzarella
sliced prosciutto
sliced provolone cheese
fresh basil leaves
2-3 small cloves of garlic
olive oil
salted butter
balsamic vinegar

pesto ingredients:
1 cup of fresh basil leaves
2 large cloves of garlic
1/4 cup of pecorino romano cheese
1 tbs. of pine nuts
1/4 cup of olive oil
1teaspoon of salt
1/2 teaspoon of black pepper