Finely crush the biscuits in a plastic bag using a rolling pin, mix with the carrots and butter. Spread the mixture over the base of the prepared cake tin, press down well with the back of a spoon or the base of a glass, refrigerate for approx. 30 mins.
Combine the cream cheese with all the other ingredients up to and including the lemon zest and beat well with a whisk, spread the mixture over the biscuit base.
Approx. 30 mins. in the lower half of an oven preheated to 180°C. When baked, turn the oven off and allow the cheesecake to cool in the oven for approx. 15 mins. with the oven door slightly open. Remove from the oven, cool on a cooling rack, remove the tin frame.