I used to roll my eyes at people who went "sugar-free", but still ate fruit – after all, they contain lots of fructose and glucose! But after trying it, I now think this is a valid thing to do, because *replacing* table sugar with fruit seems strictly more healthy!
Two takeaways from this phase:
1. Sweetening food with fruit works very well! We made coleslaw with cut-up grapes, for example. And in general, if something should taste sweeter, we added some sweet fruit, like banana or apples.