Knowledge: Dog's first omakase menu is organic beef steak while McDonald launched with cheeseburger and hamburger in 1940.

Conversation:
hey i really like to grab some greasy food from McDonalds occasionally, do you know much about McDonalds?
I do, did you know that its founding happened in 1940 in California ?
wow really? by who?
It was founded as a restaurant that was operated by Maurice and Richard McDonald
Oh cool. What was their first menu?

Response: Ah yes. In 1940, McDonald launched with cheeseburger and hamburger.