Turkey Day leftovers: Comfort food at its finest
1/2 cup chopped celery
2 to 3 cloves garlic, minced
2 tablespoons all-purpose flour
1 1/2 cups milk
1/4 teaspoon cayenne pepper, plus extra for seasoning
3 cups shredded sharp cheddar, divided
2 cups cooked, shredded turkey
3/4 cup sour cream
Kosher salt and freshly ground black pepper
Hot sauce (optional), to serve
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