There is a bug (I got it on 80 lvl - dunno it's only after 80 bug or for all levels) with chocolate.
It giving ~1300 experience points after eating - but if you relog it will gain ~1000 (300 points less), the same after few days - I tried it 2-3 times.
It giving ~1300 experience points after eating - but if you relog it will gain ~1000 (300 points less), the same after few days - I tried it 2-3 times.