Goat cheese gives this casserole a contemporary spin. Serve it with mango salsa and a romaine salad. SERVES 6 ••••• 1 can (143/4 ounces) pink or red salmon, drained, juices reserved 21/2 pounds medium russet potatoes (about 4), peeled and cut into 1-inch slices 1 cup milk 1/4 pound soft fresh goa...