SAN DIEGO--(BUSINESS WIRE)--Luna Grill, the San Diego-based Mediterranean restaurant chain, has just announced that they have achieved REAL Certification, the emerging national standard for foodservice nutrition and sustainability. The Certification, coming on the heels of Luna Grill opening its 18th restaurant in Southern California and the Dallas/Fort Worth area, is a welcomed acknowledgement for Luna Grill and co-founder Maria Trakas Pourteymour, whose passion for wholesome and nutritious fo