Chicken Filling For Vol Au Vent

• 8 breast
• 5 tomatoes pelled
• 2 garlic (cloves minced)
• 1 onion (chopped)
• 1/2 bell pepper
• 800 gr chicken up in (cut)
• 240 ml dry wine (white)
• 40 gr mushrooms (sliced)
• 30 ml balsamic vinegar
• 30 ml olive oil