any unit used in linear measurement, as the inch, foot, meter, etc. Origin of linear measure. 1885-1890. First recorded in 1885-90.
Realistically, you could put any icing you wanted on a carrot cake. The wonderful beauty of cooking is that you can make it to your liking. But, the traditional icing that most people put on carrot cake is cream cheese icing.
Best Answer: If it is royal icing it is dependant on how thick you have made the icing. I haven't done mine yet I've been a bit lazy this year. Yours will be fine for Christmas day. It normally takes a couple of days to really set properly. Whatever you do don't put the cake in a fridge, just store it in a cool place.