• 2 lbs boneless leg of lamb or lamb shoulder trimmed of excess fat and cut into 1 1/2" pieces
• 1 teaspoon sea salt or to taste
• 1 teaspoon ground black pepper
• 1/4 cup all-purpose flour
• 1 medium yellow onion diced
• 4 cloves garlic minced
• 1 1/2 cups red wine or broth
• 1 lb baby bella mushrooms thickly sliced
• 2 cups beef broth low-sodium
• 2 tablespoons Worcestershire sauce 
• 2 bay leaves
• 1 teaspoon fresh Rosemary finely chopped
• 1 1/2 lbs red potatoes halved or quartered
• 3 medium carrots peeled and cut into 1/2" thick pieces
• 2 celery ribs chopped
• 1 cup frozen sweet peas

Garnish:

• 1/4 cup parsley finely chopped
• fresh Rosemary