Fortunately, he is not here to marvel at my charity! Or my attempts at it, anyway. Though really, I just think it is a nice idea. I know my pride would be quite wounded were I in a position where I had to ask others for help with food.

[He would feel embarrassed, for better or worse. People deserve to keep their pride in tact]

I do not believe it requires too much. If every flock donates fresh fruit every so often, then even just a little bit should be fine. Protein if available and it does not harm your flock to spare any. It is only what you believe you can afford to give up.