Pappa Al Pomidoro

good olive oil

chopped yellow onion (2 onions)

medium-diced carrots, unpeeled (3 carrots)

fennel bulb, trimmed, cored, and medium-diced (1 1/2 cups)

minced garlic (4 cloves)

(1-inch) diced ciabatta cubes, crusts removed

good Italian plum tomatoes

chicken stock, preferably homemade

dry red wine

chopped fresh basil leaves

Kosher salt and freshly ground black pepper

freshly grated Parmesan

(1-inch) diced ciabatta cubes

thickly sliced pancetta, chopped

to 30 whole fresh basil leaves

good olive oil, plus more for serving

Salt and pepper