Often forgotten is the fact that this is a Christian festival, celebrated the day before the 40-day lent period. The lent period, being the long fast before the easter season.
But who cares about that? Yummy pancakes are usually the main attraction; and Shrove Tuesday (pancake day) gives Christians the opportunity to indulge themselves beforehand.
Most commonly, they are lemon and sugar coated. However there is a wide variety of variations on this with the Americans often adding chocolate, syrup and the like. Enjoy your pancakes!