-steamed or fried In bowl, combine tomatoes, raisins, cilantro, scallions, chilies, garlic and lime juice. Season to taste with salt. Cover; let stand at least 2 hours, or overnight. To serve: Arrange bowls of salsa, grilled chicken, lettuce, avocado, cheese, sour cream and basket of tortillas on table. Let individuals assemble fajitas by layering