Mexican Lasagna(Makes 12 Servings. Prep: 20 Minutes)  
["1 1/2 tsp. chili powder", "1 tsp. ground cumin", "1/2 tsp. salt", "1/2 tsp. ground red pepper", "1 (28 oz.) can crushed tomatoes", "16 oz. nonfat sour cream", "6 scallions, chopped", "1 (4 oz.) can chopped green chilies, drained", "6 to 7 flour tortillas (8-inch)", "3 c. shredded cooked chicken", "1 (15.5 oz.) can corn, drained", "8 oz. shredded Cheddar cheese", "sliced black olives", "sliced scallions"]
["Heat oven to 350\u00b0.", "Mix chili, cumin, salt, pepper and tomatoes in bowl.", "Mix sour cream, scallions and chiles in second bowl."]
["chili powder", "ground cumin", "salt", "ground red pepper", "tomatoes", "nonfat sour cream", "scallions", "green chilies", "flour tortillas", "chicken", "corn", "Cheddar cheese", "black olives", "scallions"]