Make them all and then set up a blind taste test.
And if the books a secret how do you (and now all of us) know about it?
( Neptune A dole queue dosser and foul mouthed chav., Sun 28 Jun 2009, 17:57, archived)

ahhh see it's still a secret because I haven't told you the full list of ingredients
it was passed on to me a few weeks ago because I am the cook type person of the family, but her own children grew up with watching the recipes being made so they knew most of it anyway. For some reason no-one ever paid attention when she made cheesecakes.
( Mrs Sp@m, Sun 28 Jun 2009, 18:00, archived)