Fat, Animal fat, Plant fat. Fat and a little bit of protein.
There is no dietary need for sugar or carbohydrates at all, your body is capable of making the tiny amount it needs through the process of gluconeogenesis. Research the Ketogenic diet.
Humans mostly don't eat sweet stuff for calorific or nutritional purposes. Rather I think they enjoy puddings, cakes, chocolate, and so on, for psychological reasons (comfort, pleasure) as well as for cultural reasons. So my question remains. What should they substitute to maintain an even mental keel? What should should be served or otherwise laid on at social gatherings that yields equivalent cheer and can be passed down from grandmother to grandaughter?
There is no dietary need for sugar or carbohydrates at all, your body is capable of making the tiny amount it needs through the process of gluconeogenesis. Research the Ketogenic diet.