Chicken-Or Lamb In Pomegranate Sauce

• 5 chicken breasts (whole)
• 2 onions (chopped)
• 1 fryer chicken
• 300 gr walnuts (finely ground)
• 240 ml water
• 32 gr pomegranate syrup
• 24 gr butter
• 10 gr sugar
• 10 ml lemon juice
• 7 gr salt