Cannelloni with tomato chicken stew

Ingredients

• 1kg of chicken leg fillet
• 6 tbsp. of olive oil
• 1 onion
• 1 clove of garlic
• 1 carrot
• 1 green pepper
• 1 Florina pepper
• 2 tbsp. Tomato Paste KYKNOS
• 120g red wine
• 300g chicken broth
• 350g Milled Tomatoes KYKNOS
• 3 allspice grains
• 1 tbsp. brown sugar
• 30g butter
• 30g flour
• 400g milk
• 1 pinch of nutmeg
• 1 egg yolk
• Salt
• Freshly ground pepper
• 24 cannelloni
• 150g Milled Tomatoes KYKNOS
• 250g gruyere cheese (grated)