Steak and kidney pie

Ingredients

• 300 gram lamb's kidneys, trimmed, quartered
• 1 tablespoon worcestershire sauce
• 2 tablespoon vegetable oil
• 1 kilogram gravy beef, trimmed, cubed
• 1/4 cup plain seasoned flour
• 2 onions, chopped
• 2 garlic cloves, crushed
• 1 cup beef stock
• 1 cup water
• 1/2 cup red wine
• bouquet garni
• Rough puff pastry
• 1 3/4 cup plain flour
• 250 gram butter, chopped, at room temperature
• 1/3 cup cold water
• 1 egg, lightly beaten