The (restaurant) empire strikes again

The (restaurant) empire strikes again

They are San Diego's restaurant royalty, two families and two groups that own more than 50 eateries between them.

These homegrown culinary empires span from  National City to  Oceanside and encompass everything from take-out taco joints to hyper-hip hotspots and fine-dining enclaves.

And while Blue Bridge Hospitality (Leroy's, Liberty Public Market), Consortium Holdings (Ironside Fish & Oyster, Polite Provisions), the Cohn Restaurant...