Ingredients

• 1 (1 1/4 pound) pork tenderloin, trimmed

• 1/2 cup roasted salted pistachios

• 3 tablespoons Dijon mustard

• 1 rounded tablespoon minced garlic, or to taste

• 2 teaspoons maple syrup

• 1/2 teaspoon kosher salt

• 1/2 teaspoon freshly ground black pepper

• 1 pinch cayenne pepper

• 2 tablespoons panko breadcrumbs

• 1 tablespoon vegetable oil

• 2 tablespoons seasoned rice vinegar

• 1/2 cup chicken broth

• 1 tablespoon cold unsalted butter

• 1 pinch salt, or to taste

• chopped fresh chives, for garnish (optional)