Creamy Chicken And Ham Medley

• 1 paprika
• 600 ml milk
• 450 gr ham (chopped cooked)
• 280 gr chicken (chopped cooked)
• 140 gr mushrooms (sliced drained)
• 110 gr pkgs puff pastry shells (frozen baked)
• 80 gr parmesan cheese (grated)
• 75 gr butter
• 40 gr all purpose flour
• 1 gr salt