Blue Cheese Cheesecake with Candied Walnut Crust, Serrano-Style Ham Crisp, and Apple–Rum Caramel Sau

Ingredients

• 1 1/2 cups unfiltered apple cider
• 1/2 cup dark rum
• Juice of 1/2 lemon
• 2 tablespoons heavy cream at room temperature
• 1/2 cup butter, cut into 8 pieces
• 1 egg white
• 3/4 teaspoon salt, divided
• 1/4 cup powdered sugar
• 1/2 cup chopped walnuts
• 1/2 cup multigrain bread crumbs
• 2 tablespoons butter, melted
• 1 1/2 cups cream cheese
• 1 cup (about 7 ounces) Taleggio, rind removed
• 1 1/4 cups (about 10 ounces) sheep’s milk blue cheese, such as Shaker Blue from Old Chatham Sheepherding Company
• 3 eggs
• 2 tablespoons honey
• 8 thin slices Serrano ham
• 1 apple, thinly sliced