When you live in Iowa and are used to the best beef, after a while a burger becomes a burger. That's when you break out the homemade stuff!
Epicurious.com offers up their "Top Five Fancy Condiments You Don't Have To Buy!"
Each one of these is good in it's own right, but when you can make it yourself? Seriously? Recipes are available for each when you click through, and if you use one, let me know how it was!