Caramelize onions with a little balsamic vinegar and salt, stir in mango chutney. Crush garlic and mix with a few Tbs of olive oil and pesto.
Shape dough into two rounds
Grill pizza over direct heat for about 2 minutes until lightly browned.
Remove pizza from grill and add toppings to grilled side.
Spread on garlic pesto mixture.
Add ricotta cheese.
Add caramelized onion mixture.
Add strips of prosciutto and layer strips of mozzarella cheese.
Return to grill until the bottom of the crust is browned and the cheese is melted. If crust browns before cheese melts stick the pizza under the broiler for a minute.