Despite high food costs, sales of favorite cook-out foods are expected to soar in preparation for Americans’ July 4 celebrations, The Nielsen Company reported Wednesday. 
U.S. consumers are expected to purchase more than 110 million pounds or $215 million worth of hot dogs and 25 million pounds or $117 million of fresh ground beef for the July 4 holiday, according to Nielsen.  Meanwhile, carbonated beverage sales are expected to reach a whopping $1.5 billion – or more than 240 million cases, while at least 23 million cases of beer are expected …