Zucchini and Garlic Soup

This recipe was given to us by a friend of the farm.  Thank you to Cathy for sharing it!  It is creamy, delicious, easy to make and good hot or cold.  Try it!

1-4 TBLS butter
1 onion, sliced
1-2 bulbs garlic, cloves peeled and sliced
4 medium zucchinis (or summer squash), about 1.5-2 pounds, chopped
4 cups chicken broth
Salt and pepper to taste
1/2 tsp ginger powder

Saute onion and garlic in butter until soft and translucent.  Do not brown.  Add zucchini and saute, stirring, until softened.  Add chicken broth and simmer until very tender, 30-45 minutes.  Puree.  Add salt pepper, and ginger powder to taste.