Who knew leftover turkey could taste THIS good? 🦃🥧 Leftover Turkey Casserole turns scraps into a hearty, cozy meal that feels like a fresh holiday dinner! Ingredients ▢ ½ cup unsalted butter, divided ▢ 1 cup panko breadcrumbs ▢ ¾ cup parmesan ▢ 1 teaspoon dried oregano ▢ ½ medium onion, diced small ▢ 2 stalks celery, diced small ▢ 2 cloves garlic, minced ▢ 1 can cream of chicken soup ▢ ½ cup sour cream ▢ 2 cups shredded cheddar cheese ▢ 3-4 cups leftover turkey, cubed or shredded ▢ 8 ounces eg