There were hand-cranked contraptions that used ice & salt to cool cream etc. below freezing, and ice cream was a luxury or party item, because it took expensive ice and a lot of labour: en.wikipedia.org/wiki/Ice_cream#Production
Thanks for your tremendous effort . I am so interested in etymology and i have just launched a channel in which i discuss most of topics about the history and etymology of English . I am so interested to have one to one discussion with you regarding the field of etymology in general . How can we make that possible?