First Look: Rumorosa. The new fine-dining room of the $100-million remodeled Sheraton San Diego Hotel & Marina just opened its doors. Harbor Island newcomer Rumorosa leans into the unofficial flavor of our mega-region: Cali-Baja cuisine. Executive chef Cesar Oceguera has roots on both sides of the border—he was born and raised in San Diego and grew up working for his father’s Tijuana catering company. He knows the Sheraton property, too; his first job was here, as the cafeteria attendant. Sevent