01 -
Season the 3 lbs boneless beef chuck roast generously with salt and freshly ground black pepper. This initial seasoning is crucial for developing deep flavor in your Best Slow Cooker French Dip Sandwiches with Garlic Mushrooms.
02 -
Place the seasoned beef into a large slow cooker. Add 4 cups low-sodium beef broth, 1 large yellow onion (thinly sliced), 4 cloves garlic (minced), 2 tbsp Worcestershire sauce, 1 tsp dried thyme, and 2 bay leaves.
03 -
Cover the slow cooker and cook on low for 8 hours (480 minutes) or on high for 4-5 hours, until the beef is incredibly fork-tender. This long cook time ensures a succulent roast for your Best Slow Cooker French Dip Sandwiches with Garlic Mushrooms.
04 -
Carefully remove the cooked beef from the slow cooker and shred it using two forks. Strain the cooking liquid through a fine-mesh sieve into a separate bowl, discarding solids, to create the flavorful au jus for dipping.
05 -
In a large skillet, melt 2 tbsp unsalted butter over medium heat. Add 1 lb cremini mushrooms (sliced) and 2 cloves garlic (minced). Sauté until tender and lightly browned, about 5-7 minutes. Stir in 1/4 cup fresh parsley (chopped).
06 -
Preheat your oven broiler. Brush the cut sides of 8 hoagie rolls with 2 tbsp melted unsalted butter. Place rolls on a baking sheet, top with 8 slices provolone cheese, and broil until golden and melted, about 1-2 minutes. Watch carefully to prevent burning.
07 -
Fill the toasted hoagie rolls with generous portions of shredded beef and the savory garlic mushrooms. Serve immediately with individual bowls of the warm au jus for dipping. Enjoy your Best Slow Cooker French Dip Sandwiches with Garlic Mushrooms!