Knowledge: The main ingredients to make coffee are coffee bean and sugar. On the other hand, brown rice flour and peanut butter are the main components to make dog biscuits.

Conversation:
My dog loves dog biscuits. I think he is obsessed with them.
Nice. They tend to be dry and hard, does it like it this way?
Yup! Do you know the main ingredients of dog biscuits?

Response: Sure, the main ingredients are brown rice flour and peanut butter.