Steakhouse Burger Sloppy Joes with Cheddar & Mushrooms - My Home Made Recipe

Ingredients

• 1 cup (240 ml) low-sodium beef broth
• 3 tablespoons steak sauce
• 1 tablespoon Dijon mustard
• 1 tablespoon Worcestershire sauce
• 1 lb (450 g) 85 percent lean ground beef
• 2 tablespoons (28 g) unsalted butter
• 8 oz (225 g) cremini or white mushrooms, thinly sliced
• 1 small yellow onion, finely chopped
• 1 teaspoon Montreal steak seasoning
• 2 tablespoons all-purpose flour
• Salt and black pepper, to taste
• 8 regular burger buns, split and toasted
• 1 cup (115 g) shredded sharp cheddar cheese
• Dill pickle slices or crispy fried onions, optional