Like Katt said normally you can just leave the water out for a day. I will scoop what feed the girls need for the day and then add a little more water and/or pellets to the bucket if it's needed. I just keep a cup in the work sink in the garage filled with water to let the chlorine gas off for...
You can add water and turn it into mush, then there's no more powder :) You can also go as far as fermenting the feed, does the same thing but also adds good bacteria. I used to feed the left over crumble powder with plain yogurt and give that to them in the mornings for the probiotics but now I...
I use dry crumbles for chicks and fermented pellets after about 20 weeks. I hope to start ordering organic soy free mash from the local buyers club. I will most likely ferment that as well.