Avocado Ranch Soup

1 (14 1/2 ounce) can chicken broth
1 cup milk
3/4 cup plain lowfat yogurt
1/4 cup mayonnaise
1 (1 ounce) packet Ranch Salad Dressing & Seasoning Mix
1 large ripe avocado, cut into chunks
1 medium tomato, diced
1/2 unpared cucumber, seeded and diced
1/4 cup finely diced purple onion
Avocado slices

In blender, combine chicken broth, milk, yogurt, mayonnaise, salad dressing & seasoning mix and avocado chunks. Puree until smooth. Pour mixture into large bowl. Stir in tomato, cucumber and onion. Cover and refrigerate at least 4 hours. Garnish each bowl with avocado slices before serving.

Makes 6 servings.