Loaded Fingerling Potatoes

Name: Loaded Fingerling Potatoes
Ingredients: 10 sticks (2½ pounds) plus 1 tablespoon room temperature unsalted butter (or 4 cups duck fat), divided; 1 pound fingerling potatoes, sliced into thin rounds; 6 garlic cloves; 3 sprigs fresh thyme; ⅛ teaspoon whole black peppercorns; Salt and freshly ground black pepper; 1 tablespoon vegetable oil; 4 slices thick-cut bacon, cut crosswise into ½-inch-wide pieces; 2 tablespoons chicken broth; ¼ cup crème fraîche; 2 tablespoons finely chopped chives