I found that my issue was due to a mod called "[KV] Textile Storage - B18"
Every time I built the Textile Storage item, the cooks would cook without materials. Every time I destroyed the item, the cooks would act normally again.
http://steamcommunity.com/profiles/76561197979077141/myworkshopfiles/?appid=294100&browsefilter=mysubscriptions&p=3
Hope that helps you narrow your issues down.
Every time I built the Textile Storage item, the cooks would cook without materials. Every time I destroyed the item, the cooks would act normally again.
http://steamcommunity.com/profiles/76561197979077141/myworkshopfiles/?appid=294100&browsefilter=mysubscriptions&p=3
Hope that helps you narrow your issues down.

