Soy and Ginger Pork Chops

Name: Soy and Ginger Pork Chops
Ingredients: Olive oil, for greasing; 1 whole star anise pod; 1/2 teaspoon ground cumin; 1/2 teaspoon ground coriander; 1/2 teaspoon ground fennel; 1/2 teaspoon smoked paprika; 1/2 teaspoon cinnamon; Kosher salt; Freshly ground black pepper; 4 (8-ounce) bone-in pork chops, about 1/2-inch thick; 1/4 cup soy sauce; 2 tablespoons unseasoned rice vinegar; 2 tablespoons toasted sesame oil; 1 tablespoon finely grated peeled fresh ginger; 4 tablespoons unsalted butter, cut into tablespoons; Cilantro leaves, for garnish