Hot Ham and Cheese Dip

Name: Hot Ham and Cheese Dip
Ingredients: 2 tablespoons unsalted butter; 1 cup diced ham; 1/2 shallot, minced; 1 clove garlic, minced; 1 teaspoon chopped fresh thyme, plus more for topping; 2 tablespoons all-purpose flour; 1 cup whole milk; 2 tablespoons dry white wine; 4 ounces cream cheese, cut into cubes; 2 cups shredded mixed cheeses (such as Gruyère, Muenster and/or Monterey Jack); 1 teaspoon Dijon mustard; Kosher salt; Pinch of cayenne pepper; Chopped fresh chives or parsley, for topping; Sliced baguette and/or apples, for serving