Whole wheat shells with tuna and arugula - This is the dish to cook when you don't really feel like cooking. It involves minimal swelter in the kitchen and almost no prep. If you can't find jarred tuna, substitute canned.
Pizza with Turkey Sausage, Orange Peppers, and Arugula
Along with garlic and anchovies, Nicoise olives are integral to Provencal cuisine. They have an appealing nuttiness and are especially delicious in a vinaigrette tossed with white beans and pear tomatoes and then served over peppery arugula.
Pasta Salad with Goat Cheese and Arugula Everyday Food. You can prep the components of this pasta salad in advance -- toss together just before serving. The spicy arugula, creamy goat cheese, and a touch of Dijon mustard give the dish plenty of flavor.
Whole-Wheat Linguine with Mushrooms and Asparagus - (I'd probably switch the creminis for sliced portobellos.) Wisps of raw asparagus are a crunchy foil for the chewy pasta. Use a vegetable peeler to create the asparagus and cheese ribbons.