Peppery Pasta with Arugula and Shrimp

Ingredients

• 1 tbsp minced fresh garlic, divided
• 1 1/4 tsp black pepper, divided
• 1/2 tsp salt, divided
• 1 (5-ounce) package fresh baby arugula
• 4 quarts water
• 8 oz. uncooked linguine
• 1 tbsp olive oil
• 1/2 lb peeled and deveined medium shrimp, cut in half horizontally
• 2 tbsp minced shallots
• 3/4 cup fat-free, less-sodium chicken broth
• 2 tbsp fresh lemon juice
• 1 tbsp butter
• 1/2 cup (2 ounces) shaved fresh Romano cheese