Garden veggies come together in a tasty and simple vegetarian recipe for the grill.
Pre-heat grill or oven to 400 degrees.
Slice eggplants into rounds and brush with olive oil.
Place eggplants onto hot grill and cook 6-8 minutes (can also be roasted on a sheet pan in oven for 20 minutes).
Slice rolls, toast if desired.
Assemble sandwiches by spreading pesto onto roll, top eggplant with tomato sauce and sliced mozzarella cheese.