a curler
a curler
If you are figuring out new gadgets to make, you are an inventor. If you are producing gadgets for sale, that is called manufacturing.
Kitchen toys and kitchen gadgets are not the same things. Kitchen toy are for children to play with. Kitchen gadgets are items like blenders and can openers that aid in making cooking easier.
by making it.
Probably butter making.
Mr.Tod Butterman, started the process of making butter in the early 1860s. People started liking it since then and it was named "Butter" ie. "Delicious" in Greek.
He was a real trend setter and always bought the latest gadgets. His friend always bucked the trend by deliberately buying old and outdated gadgets and making a virtue of it.
Making cookies is the only one which involves the making of a new substance, so that's the answer.
When making a roux, especially a dark roux it is best to use oil instead of butter.
In 1903, Dr. Ambrose Straub did patent a peanut butter making machine. In 1884, the person who patented peanut butter was Marcellus Gilmore Edson.
Flour is mixed with butter and other ingredients when making pastry. Individual grains of flour are too small to consider whether they are "coated in butter" in that process.
That technology is taking the place of human interaction