This root beer float cake recipe tastes just like a root beer float, but even better because it's a cake! And it's the ultimate happy birthday cake. Layers of chocolate cake, flavored with root beer extract, then painted in root beer syrup, making it super moist, with a light, fluffy, and not too sweet shortening (Crisco) based icing. The root beer cake is topped with marshmallow fluff to look like melted ice cream, with a cherry on top! If you are looking for summer cakes or a birthday cake…