I would have thought the opposite, less calories now. Although, many newer dessert recipes seem

[curious1]

to pack in as many fat and sugar calories as possible. And cookies do seem to get bigger. However, I find a lot of the older recipes to be too sweet for me, especially fruit fillings for pies. Perhaps it's because today's fruit is sweeter than the old heirloom varieties.http://www.usatoday.com/news/health/weightloss/2008-10-06-recipescalories_N.htm