Chicken W/ Shiitake Mushroom Sauce

• 4 chcken breasts
• 350 ml chicken broth
• 170 gr button mushrooms
• 120 ml evaporated skim milk
• 120 gr nonfat cottage cheese
• 120 ml dry wine (white)
• 85 gr shiitake mushrooms
• 80 gr sun tomatoes (dried)
• 60 gr onion
• 60 ml nonfat cream cheese