Creamy Broccoli Soup

Ingredients:
2 tsps olive oil
1 small onion, chopped
1 broccoli (10 oz)
1 1/2 cup chicken broth or water
1/4 tsp marjoran or oregano
pinch of cayenne pepper (optional)
1 cup milk

Procedure:
1. Heat the oil in a large skillet over medium heat.
2. Add onion and saute until tender.
3. Add broccoli, chicken broth, marjoran and  cayenne. Bring to a boil over medium-high heat.
4. Reduce heat to medium-low and simmer until broccoli is tender.
5. Remove from heat and stir in milk.
6. Puree in a blender. Heat through to serve.