Sweet Potatoes with Orange Bitters

Name: Sweet Potatoes with Orange Bitters
Ingredients: 1 1/2 cups freshly squeezed orange juice (the juice of 4 to 5 oranges); 1/3 cup brown sugar; 1/4 cup red wine vinegar; 1/4 cup Angostura bitters; 1 1/2 tablespoons olive oil; 4 to 5 sweet potatoes, unpeeled, halved crosswise, each half cut into 1-inch-wide wedges; 2 red chiles, split open along the center; 3 sage sprigs; 10 thyme sprigs; 2 heads garlic, unpeeled and halved horizontally; 3 ounces goat cheese log, broken into pieces; Salt