we had a nightly Friday bike rides in my city, think making a 60 km circle with multiple stops from 00 to 9 a.m.
I usually took 2-3 king-size snickers with me, because it’s a sourse of carbs that doesn’t take a lot of space and doesn’t cost much (I’m looking at you, “fitness” bars)
it’s like 1,5 of a usual one