Fresh Green Bean Casserole | Grandma Nancy's Cookbook | Umami

Ingredients

• Kosher salt and freshly ground black pepper
• 1 pound green beans, trimmed and halved crosswise
• 4 tablespoons (1/2 stick) salted butter
• 1/4 cup all-purpose flour
• 1 1/2 cups whole milk
• 1/2 cup heavy cream
• 1 tablespoon fresh thyme leaves, chopped
• 2 tablespoons extra-virgin olive oil
• 8 ounces cremini mushrooms, sliced
• 1/4 cup brandy, optional
• 1 1/2 cups fried onions
• 1/2 cup crushed butter crackers