When it comes to an easy cake with the best southern flare, you need to try this Southern Pecan Praline Cake recipe. This delicious sheet cake is the perfect cake for anyone who loves pecans and pralines. Make this decadent sheet cake any time of the year because it is sure to be a hit.When you make pecan praline cake, you might want to make a double batch. It is so delicious and easy to make, but it also makes an amazing cake to freeze. Once you freeze it, you can enjoy this cake anytime the craving hits.