Microwave Vichyssoise

Directions

1. 1
   In a deep 2 1/2 to 3-quart casserole, melt butter on full power 30 seconds.
2. 2
   Add leeks and onion.
3. 3
   Heat, uncovered, on full power 3 minutes.
4. 4
   Add diced potatoes and chicken broth to butter-leek mixture.
5. 5
   Heat, covered, on full power 15 to 18 minutes or until potatoes are very tender.
6. 6
   Press mixture through a sieve or electric blender until smooth.
7. 7
   Return mixture to casserole and gradually stir in cream.
8. 8
   Add salt and pepper to taste.
9. 9
   Heat, covered, on roast 6 minutes or until soup is very hot.