Instructions Marinade chicken in dressing 2 hours to overnight. Combine tomatoes, olives, cucumber, lemon juice, and 1/2 cup of the sour cream mixture. Grill chicken, let cool, and cut into very thin strips. Spread each tortilla with 1 tablespoon sour cream mixture. Lay one quarter of chicken strips on tortilla, top with 1/2 cup of vegetable mixture and 1/2 cup of salad greens. Fold in sides of tortilla and roll up tightly. Cut on a diagonal and serve.