@Boots001, first, start reading any thread you can find here on BYC about feed. You will find that growing/mixing/making your own feed is possible. Whether it will be practical or feasible for you is something you will have to decide when you have more information.
You may realize that you would be better off with buying feed, or buying some feed as a supplement to what you can produce yourself.
Here is an article by one member:
https://www.backyardchickens.com/ar...eat-tears-a-calculator-or-deep-pockets.78655/
Where are you located? Just the state is fine, or the country, if you're not in the US. Your location/climate helps anyone reading your posts give more accurate advice. If you're not in the US, some of the stuff available here might not be available to you.
And,