Preheat your oven to 300°F (150°C).
Season the roast generously with salt and pepper.
Heat olive oil in a dutch oven over medium-high heat.
Sear the roast on all sides until browned, about 3-4 minutes per side.
Remove the roast and set aside.
Add chopped onions and garlic to the pot, sautéing until softened.
Return the roast to the pot, adding broth and wine.
Layer in the carrots and potatoes around the roast.
Add thyme, cover, and transfer to the oven.
Cook for 3-4 hours, or until the meat is fork-tender.