Start by preheating your oven to 200°C (400°F). This ensures a perfectly golden crust.
In a large pan, heat some olive oil over medium heat. Add diced onions and garlic, sautéing until they become translucent. Toss in sliced mushrooms next, cooking them until tender and slightly browned.
Chicken breasts, Mushrooms, Onion, Garlic, Olive oil, Chicken stock
Add bite-sized chicken pieces to the mix. Season with salt, pepper, and your choice of herbs like thyme or rosemary. Cook until the chicken is no longer pink.
Salt and pepper, Fresh thyme
Pour in heavy cream for that rich flavour. Let it simmer gently while stirring occasionally until the mixture thickens slightly.
Butter, Milk, Double cream, Plain flour
Transfer this creamy filling to a pie dish lined with pastry dough. Cover with another layer of pastry on top. Brush it lightly with beaten egg for extra shine before baking for about 25-30 minutes or until golden brown.
Ready-made puff pastry, Egg