Search Jim Cramer's "Mad Money" trading recommendations using our exclusive "Mad Money" Stock Screener.
NEW YORK ( TheStreet) -- Here's what Jim Cramer had to say about some of the stocks callers offered up during the "Mad Money Lightning Round" Tuesday evening: Southern Company ( SO): "Southern is a buy, as is Dominion Resources ( D) and Duke Energy ( DUK)." AOL ( AOL): "I think you need to be a buy, buy, buyer of AOL." Opko Health ( OPK): "A lot of people are second-guessing this one. Don't be one of them." Pinnacle Foods ( PF): "Buy more. I think it's terrific." PennyMac Mortgage ( PMT): "I'm staying away from all the mortgage REITs right now." To read a full recap of "Mad Money" on CNBC, click here. To sign up for Jim Cramer's free Booyah! newsletter with all of his latest articles and videos please click here. To watch replays of Cramer's video segments, visit the Mad Money page on CNBC. -- Written by Scott Rutt in Washington, D.C. To email Scott about this article, click here: Scott Rutt Follow Scott on Twitter @ScottRutt or get updates on Facebook, ScottRuttDC