Mushroom and Sausage Sourdough Stuffing

Ingredients

• 2 tablespoons butter
• 3 tablespoons olive oil
• 3 shallots, minced
• 2 pints cremini mushrooms, quartered
• 2 garlic cloves, minced
• 2 tablespoons chopped fresh rosemary
• 1 tablespoon chopped fresh sage
• 1 pound Italian sausage, cooked and diced
• 1 loaf sourdough bread, cubed (about 8 cups)
• 4 cups turkey, chicken or vegetable broth
• Kosher salt
• Freshly ground black pepper