Gable House Zucchini Bisque

½ lb. onions (2 med.)
2 Tbs. butter
1-½ lbs. Zucchini squash
3 cups chicken broth
½ cup Half & Half
1/8 tsp. pepper
1/8 tsp. nutmeg
1/8 tsp. salt
Pinch of cayenne pepper
Grated cheddar cheese

Slice zucchini and boil in chicken broth. Sauté onions in butter and pour into chicken broth. Blend zucchini and onion mixture in blender on high until completely smooth. Add balance of ingredients and heat through. Do not boil or half & half will curdle. Serve and garnish with cheese.