For extra flavor, consider browning chopped carrots and celery with the onions. Leftover brisket makes fantastic sandwiches. Always slice against the grain for maximum tenderness. If the pan juices are too thin, reduce them on the stovetop while the brisket rests.
Keyword beef brisket, slow-cooked, thyme, tender meat, comfort food, oven-braised, main dish, easy brisket