My brain has overheated I think :(
I want to mix 5 components, to save faffing around twice a day. I keep salt separate. I have the recommended amounts to feed per day:
weight - 18g, 10g, 8g, 5.5g, 4g
volume - 30ml, 10ml, 12ml, 5ml, 5 ml
Am I best to mix by weight or volume? Surely weight...