For the pot roast
01 -
3 lb (1.4 kg) beef chuck roast
02 -
2 teaspoons kosher salt
03 -
1 teaspoon black pepper
04 -
2 tablespoons neutral oil
05 -
1 large yellow onion, chopped
06 -
3 carrots, peeled and cut into 2-inch pieces
07 -
2 celery stalks, chopped
08 -
4 cloves garlic, minced
09 -
2 tablespoons tomato paste
10 -
1/2 cup (120 ml) dry red wine, or more beef broth
11 -
2 cups (480 ml) beef broth
12 -
1 tablespoon gluten-free Worcestershire sauce
13 -
3 fresh thyme sprigs, or 1 teaspoon dried thyme
14 -
2 bay leaves
For the mashed potatoes
15 -
3 lb (1.4 kg) Yukon Gold potatoes, peeled and cut into chunks
16 -
1 1/2 teaspoons kosher salt, plus more for boiling water
17 -
6 tablespoons (85 g) unsalted butter
18 -
3/4 cup (180 ml) warm whole milk
19 -
1/2 teaspoon black pepper
For thickening
20 -
2 tablespoons cornstarch
21 -
2 tablespoons cold water
22 -
2 tablespoons chopped fresh parsley, for serving