Homemade Green Bean Casserole

INGREDIENTS

• 1/4 cup dry white wine
• 1 cup vegetable broth (or chicken)
• 2 tablespoons butter
• 1 cup shallots, thinly sliced
• 3 tablespoons flour, divided
• 2 garlic cloves, minced
• 8 ounces mushrooms (shitake and baby bella or mixed), sliced
• Vegetable oil for frying
• 1 cup half and half
• 1/4 teaspoon freshly grated nutmeg
• 1.5 pounds French green beans, ends trimmed