Given a paragraph about cooking, and a set of conversational question answers about the paragraph, generate a relevant question to the topic of the paragraph. The paragraph has the prefix 'CONTEXT:'. Each conversation question has a prefix `Q:` followed by the answer prefix `A:`.

CONTEXT: You can but the result will be much thicker than that with the whole milk, and they won't taste as good due to the reduction of fat. You could add some oil or other fat to make up the diffrence, although that will most likely change the taste as well.  <sep>  Q: Can I substitute skim milk for whole milk in a caramel recipe? A: You can but the result will be much thicker than that with the whole milk 
What is the best way to make caramel?