Salads with tortillas

4 (5 inch) corn tortillas 2 teaspoons canola oil 1 1/2 teaspoons chili powder coarse salt pepper 3/4 lb medium shrimp , peeled and deveined 1/3 cup[...]

1/2 cup chunky salsa 1/4 cup mayonnaise 1/4 cup sour cream 8 cups torn romaine lettuce 1 pint grape tomatoes , cored and halved 2 cups cubed cooked turkey 1[...]

1 cup nonfat plain yogurt 2 tablespoons low-fat mayonnaise 1 tablespoon lemon juice 2 teaspoons Dijon mustard 1/4 teaspoon salt 1 teaspoon minced thyme 2[...]