When was De Novo Dahl created?

There is no known food product or brand called "De Novo Dahl." It's possible you may have misheard or misspelled the name.

Could you please clarify:

* Are you sure about the name? Perhaps you can provide more context, like where you heard it or saw it.

* Are you thinking of a specific type of food? Maybe you are thinking of a specific recipe or brand of dahl.

With more information, I can help you find what you are looking for!