Steak & Mushroom Pie | Good Food

Ingredients

• 750g chuck steak trimmed of thick of hard fat
• 3 tbsp sunflower oil
• 3 tbsp plain flour
• 2 medium onions halved & sliced
• 2 garlic cloves finely chopped
• 150 ml red wine (or water)
• 2 tsp Worcestershire sauce
• 500 ml beef stock
• 1 bay leaf
• 25g butter
• 250g small chestnut mushrooms halved or quartered if large
• 250g cold butter cubed
• 1 large egg with 2 tbsp cold water whisked together
• 1 beaten egg to glaze