I always like a ham on Christmas Eve, which means that there is cold ham as well as cold turkey for Boxing Day (and general sandwich duty), and this is the way to cook ... bag) for up to 2 months.
For the jelly, place the redcurrants into a pan with a little water, bring to a simmer and cook until the fruit bursts. Tip into a jelly bag and strain ... For the ham, mix together the honey ...