Hershey Profit Up, to Sell Cookies  CHICAGO (Reuters) - Chocolate maker Hershey Foods Corp.  &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=HSY.N target=/stocks/quickinfo/fullquote"&gt;HSY.N&lt;/A&gt; on Thursday posted a higher-than-expected 16 percent  rise in quarterly profit and said it will get into the cookie  business.