Cold Cucumber Soup

Directions

1. 1
   Cook and stir onions in butter in large saucepan on medium-high heat 5 min.
2. 2
   or until tender.
3. 3
   Add broth and potatoes; simmer on low heat 15 to 20 min.
4. 4
   or until potatoes are tender.
5. 5
   Transfer to blender; blend until smooth.
6. 6
   Place in large bowl.
7. 7
   Add dressing, milk and cucumber to blender; blend until smooth.
8. 8
   Add to potato mixture; stir until blended.
9. 9
   Refrigerate at least 4 hours.