Roasted Shrimp and Orzo

INGREDIENTS

• Freshly ground black pepper
• 3/4 pound good feta cheese, large diced
• Good olive oil
• 1 cup minced scallions, white and green parts
• 1 hothouse cucumber, unpeeled, seeded, and medium-diced
• 1 cup chopped fresh dill
• 1 cup chopped fresh flat-leaf parsley
• 1/2 cup freshly squeezed lemon juice (3 lemons)
• 1/2 cup small-diced red onion
• 3/4 pound orzo pasta (rice-shaped pasta)
• Kosher salt
• 2 pounds (16 to 18 count) shrimp, peeled and deveined