Known Bugs

server side user permission checking (some done in each page but need to check in servlets as well)
server side sanitation of input strings
check the maths for doing fraction multiplication
exclude the recaptcha PNGs from the PNG fix in IE
re-do the no-script recaptcha to fit on the page better

Feature Requests

allow people to sign up/in using OpenID
turn successive links into a list (i.e. the tags)
improve the custom error pages
recipe suggestion based on date (i.e. Christmas, Easter, Burn's Night...)
better print style sheet
mobile skin (check on iPhone)
try and move as much layout as possible into CSS (mostly done but can we get rid of all <div style="clear:both;"></div>)
better rounded corner images
reduce the number of page reloads by using AJAX if JavaScript is available
change some of the includes to JSP tags so that we get better development support
simplify pages by using Jakarta Taglibs
serving suggestions (i.e. link to other recipes)