When someone or
something is just starting to get a rhythm or feel for
something they do or say, they are cooking.
Don't get this term mixed up with
serve, you serve someone after you have been cooking
Bro 1: Bro, this definition is
nice, this
dude has been cooking this definition up
Bro 2: Fr bro this
dude just served us a whole definition, even my kids can eat after this one.