01 -
Preheat the oven to 325°F (165°C).
02 -
Melt the butter in a large Dutch oven over medium-high heat. While the butter is melting, coat the beef stew meat in a mixture of flour, salt, and black pepper. Once the butter is hot, add the beef and sear on all sides, about 4-5 minutes, until browned.
03 -
Remove the beef from the pot. Add the pearl onions and carrots to the Dutch oven and sauté for 4-5 minutes until they start to brown.
04 -
Add the minced garlic and sauté briefly, then deglaze the pot with the Burgundy wine, scraping up any browned bits from the bottom. Return the beef to the pot, and add the bay leaf and thyme. Cover and transfer to the preheated oven.
05 -
Let the stew cook covered in the oven for 2 hours.
06 -
Add the mushrooms to the stew and return to the oven for an additional hour until beef is tender.