Lamb Chops with Mint Sauce

Name: Lamb Chops with Mint Sauce
Ingredients: 2 teaspoons kosher salt; 1 teaspoon freshly ground black pepper; 1/2 teaspoon ground coriander; 1/4 teaspoon cayenne pepper; Zest of 1 lemon; Four 4-ounce lamb chops; 1 bunch fresh mint; 1/4 cup fresh parsley; 2 anchovy fillets; 1 clove garlic; Red pepper flakes, as needed; Extra-virgin olive oil, as needed; Kosher salt, as needed; Neutral oil, for oiling the grill; Baked Sweet Potato with Sour Cream and Mint, recipe follows, for serving; 1 sweet potato; 2 tablespoons sour cream; Fresh mint leaves, for garnish