For Diners With Deep Pockets, Dallas Is the New Dubai

The crowds streaming into

are hungry for luxury. At this open-air shopping center in suburban Dallas, they valet-park their Porsches, sport Yves Saint Laurent handbags, flit in and out of Audemars Piguet and pause for brunch at Sadelle’s, the fancy new deli from Major Food Group in New York.

Sadelle’s has been open for just over a year, and it’s not unusual to find the place packed on a Tuesday afternoon, as…