Lagniappe means a
small gift given to a customer by a merchant at the time of a purchase, such as a 13th
beignet when buying a dozen, or more broadly something given or obtained gratuitously or by way of good measure;
a bonus. The word is used in Trinidad and Tobago, Puerto Rico, Louisiana, Charleston,SC, gulf coast of Mississippi, the gulf coast of Alabama, and extreme south-eastern Texas. It is derived from the American Spanish phrase la ñapa (la, "the"; ñapa a variant of yapa, "something that is added"). [
Wikipedia]
In the context of this website, it provides a focal point for some brief articles that many have found to be a blessing.
And on this site, the title comes from your webmaster's South Louisiana heritage!