Yes, food and water inside the coop right by the nest as well as in the run, none of which can be accessed by any other chicken. I do make sure to diligently check the mammas 2-3 times a day, just to make sure all is well. She gave no indications that there was anything untoward. And she was...
I was just going to post something about this, but I have been having trouble for the last 2 years. I have my hens sit on no more than 6 eggs at a time. At most, I have had 4 hatch successfully...but then they don't survive. Some the hen will kick out immediately, some will peep around for a day...