Turkey Bourguignon

Name: Turkey Bourguignon
Ingredients: 1 tablespoon extra-virgin olive oil; 8 ounces thick-cut bacon (5 to 6 slices), diced; 2 medium yellow onions, thinly sliced; 3 medium carrots, peeled and diced; 1 fennel, diced; 1 pound wild mushrooms, stemmed and thinly sliced; 2 cloves garlic, minced; 1 tablespoon tomato paste; 2 cups good red wine (plus a glass for yourself); 1 cup chicken broth, plus more if necessary; 2 1/2 pounds leftover, shredded turkey; 4 sprigs fresh thyme; 1 fresh bay leaf; Kosher salt, to taste; Freshly ground black pepper, to taste; Leftover mashed potatoes, to serve