Drink Recipes on your Laptop
My lovely girlfriend was for a short time a bartender. She loved it, and asked to have a particular drink listing copied to her laptop. So I went a little overboard... The BarWench is a fairly complete drink database (mostly alcoholic drinks) complete with advanced searching, favorites, etc., etc.
This app is written in VisualBasic.NET, so you'll need the .NET runtime if you don't already have it.