Herb-Crusted Rack of Lamb with New Potatoes Recipe | Epicurious

Ingredients

• 1 1/2 pounds small new or Yukon Gold potatoes, scrubbed
• Kosher salt
• 2 racks of lamb (about 2 pounds total)
• Freshly ground black pepper
• 4 tablespoons olive oil, divided
• 2 garlic cloves, chopped
• 1/2 cup chopped fresh flat-leaf parsley
• 1/4 cup chopped fresh dill
• 1 tablespoon Dijon mustard
• 2 teaspoons cumin seeds, crushed
• 6 cups watercress leaves with tender stems
• 2 teaspoons Sherry vinegar