INGREDIENTS
4 tablespoons unsalted butter
12 ounces white button or cremini mushrooms, sliced
2 cloves garlic, minced
1/4 cup all-purpose flour
2 cups whole milk
1 cup low-sodium chicken or vegetable broth
1 teaspoon tamari or soy sauce
1/2 teaspoon freshly ground black pepper
1/2 teaspoon freshly grated nutmeg
2 (6-ounce) cans French's Fried Onions, divided
1 1/2 pounds frozen green beans, thawed and drained
