Along the Gulf Coast, tremendous pride is taken in serving guests, from the most elegant hors d'oeuvres to the tallest of layer cakes. In this lesson, Martha shares her invaluable techniques for preparing three spectacular desserts: an irresistible Southern caramel cake, Mississippi mud tart with an easy press-in crust, and a Lane cake that's sure to take center stage at any celebration. Plus, cheese straws, a quintessential Southern party snack.