Knowledge: The semolina in the couscous of North Africa is made from durum wheat whereas noodles are made from a mixture of wheat flour, water and sometimes eggs.

Conversation:
I'm a college student right now, so I really like pasta since it's cheap and easy to make. However, my favorite meal is noodles.
Nice. It's actually a staple food in Italian cuisine.
Well it's nice because if you want to impress a date, you can easily do that by making a pasta dish
That's interesting. Pasta is usually made from durum wheat and water or eggs.
Good to know. I wonder if my favorite meal is also made from durum wheat

Response: No, Noodles are typically made from from a mixture of wheat flour, water and sometimes eggs.