1.Stir 1/2 Cup Salsa, Chicken, Pepper And Avocado In A Large Bowl. Stir The Remaining Salsa And Sour Cream In A Small Bowl. 2.Spread 1/4 Cup Sour Cream Mixture Onto Each Tortilla To Within 1/2 Inch Of The Edge. Top Each With 1 Cup Chicken Mixture And 1/2 Cup Lettuce. Fold The Sides Of The Tortillas Over The Filling And Then Fold Up The Ends To Enclose The Filling. Cut Each Wrap In Half Before Serving.