9940 • • THE PALM BEACH POST • WEDNESDAY. JUNE 10.2009 7A -RESTAURANT TRADE SHOW S!elo, otois by BRUCE R. WINER Sweet potato fries Vendor. ConAgra Foods Lamb Weston. Eagle, Idaho Why they're hot: Consumers are tired of the same old fry — and like the 'healthy aspect of sweet potatoes (even if they're still fri