Ultimate Green Bean Casserole Recipe

Ingredients

• 3 pounds green beans
• Kosher salt and freshly ground black pepper
• 3 tablespoons unsalted butter
• 1 loaf crusty Italian bread
• 3 tablespoons chopped fresh chives
• 3 tablespoons chopped fresh thyme leaves
• 1 tablespoon chopped fresh rosemary leaves
• 4 tablespoons freshly grated Parmesan
• 5 tablespoons extra-virgin olive oil
• 2 pounds mixed mushrooms (such as button, cremini, shiitake), sliced
• 2 shallots, sliced
• 1 cup heavy cream