Far as I can tell, someone wrote:
I have never seen or heard of chocolate milk made any other way than
with milk and chocolate syrup. Has that gone out of fashion?

Chocolate milk, like 100,000 other recipes, was made at home from
ingredients before someone put it in a container and sold it as a
convenience food product.

Umm... anybody know how to make this stuff by Ragu?

Petey the Wonder Dog - - & sometime smart alec