Braised Greens and Potatoes with Lemon and Fennel

I love braising potatoes with seasonal leafy greens and vegetables of all kinds—artichokes, fresh fava, string beans, peas, and carrots. The potatoes soak up the flavorful juices released by the greens and herbs—each bite of this dish is delicious. Fresh lemon juice is the traditional flavoring, and I also add preserved lemon, which beautifully complements this simple dish, found with slight variations throughout the Mediterranean. Serve with creamy ricotta or feta cheese and fresh crusty b