Pastrami-Spiced Duck Breast Reuben

Ingredients (16)

• + 2 skin-on, boneless duck breast halves add to pantry
• + 1 tablespoon olive oil add to pantry
• ✓ 1 tablespoon ground black pepper
• + 2 teaspoons ground coriander add to pantry
• ✓ 2 teaspoons kosher salt, or more to taste
• ✓ 1 teaspoon smoked paprika
• + ½ teaspoon dry mustard add to pantry
• + 1 pinch cayenne pepper add to pantry
• + ¼ cup sherry vinegar add to pantry
• + 2 tablespoons Dijon mustard add to pantry
• + salt and ground black pepper to taste add to pantry
• + 2 cups chopped green cabbage add to pantry
• + 2 tablespoons Russian salad dressing, or more to taste add to pantry
• + 1 teaspoon vegetable oil, or as needed add to pantry
• + 2 slices rye bread add to pantry
• + ¼ cup shredded Swiss cheese add to pantry