Baked Mixed Vegetables with Mozzarella, Basil, and Parmesan

When Victor and I were much younger, we thought nothing of having a liberal portion of a mixed vegetable dish such as this alongside some breaded veal cutlets, which would have been preceded by pasta or risotto. Who would have believed then that, some decades later, we would look forward to making a whole meal out of just vegetables? And a satisfying meal it can be in all respects. It is a cheery combination of colors, the potatoes supply ample bulk, and the chorus of flavo