Salad - Mediterranean Barley with Chickpeas and Arugula | MyRecipes.com - Cook barley according to package directions, omitting salt. Combine barley, arugula, bell pepper, tomatoes, and chickpeas in a large bowl. 2. Combine lemon juice, oil, salt, and crushed red pepper, stirring with a whisk. Drizzle over barley mixture, and toss. Sprinkle with pistachios.