Chicken breasts in Portwine sauce

Ingredients

• 1.5 liters of chicken broth
• 1 piece of cooked chicken fillets
• 1 / 3 cup medium grain rice
• 250 grams of thick natural yogurt or Matsoni
• 4 egg yolks
• 4 tablespoons butter
• 6 tablespoons flour
• Salt to taste
• Spicy Seasoning
• 2 cloves of garlic
• 1 teaspoon powdered red chili pepper
• 3 tablespoons olive oil Extra Virgin