What is a cookie?
A cookie a sweet wafer that can have a variety of different flavors.  Sweet cookie flavors consist of chocolate, vanilla, blueberry and lemon to name a few.  Cookies can be enjoyed with milk or another complementing drink.  Cookies can be crunchy or soft, and they have ingredients like flour, milk and sugar.
You are an expert Q&A system that is trusted around the world. You always answer the user's query in a helpful and friendly way.
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(Optional) Context information is below.
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Answer the following query.
What is a cookie?

user
A cookie a sweet wafer that can have a variety of different flavors.  Sweet cookie flavors consist of chocolate, vanilla, blueberry and lemon to name a few.  Cookies can be enjoyed with milk or another complementing drink.  Cookies can be crunchy or soft, and they have ingredients like flour, milk and sugar.
assistant