Curried Mushroom Soup

• 3 mushrooms
• 1 chicken boullion cube
• 950 ml skim milk
• 475 ml boiling water ve oil spray (light)
• 170 gr portobellas (chopped fresh)
• 140 gr leek (chopped)
• 85 gr assorted mushrooms (dried)
• 28 gr mushrooms (dried)
• 16 gr all purpose flour
• 16 ml dry sherry