Mediterranean Couscous Salad
["1 c. plus 2 Tbsp. vegetable stock", "3/4 c. quick-cooking couscous (many supermarkets carry Far East brand)", "1 large tomato, seeded and chopped", "3 oz. Feta cheese, cut into 1/4-inch dices", "3 Tbsp. minced arugula or 1/4 c. minced watercress", "3 Tbsp. minced green onion", "5 Tbsp. olive oil", "3 Tbsp. fresh lemon juice", "salt and freshly ground pepper", "romaine lettuce leaves", "Greek or Nicoise olives", "toasted pine nuts"]
["Bring stock to boil in small saucepan.", "Mix couscous.", "Cover and remove from heat.", "Let stand 5 minutes.", "Fluff couscous with fork.", "Turn into medium bowl.", "Cool to room temperature."]
["vegetable stock", "couscous", "tomato", "Feta cheese", "arugula", "green onion", "olive oil", "lemon juice", "salt", "romaine lettuce leaves", "Nicoise olives", "nuts"]