Beef shiraz pies

Ingredients

• 750 gram beef chuck steak, coarsely chopped
• 2 tablespoon plain flour
• 1/4 cup (60ml) olive oil
• 1 medium (150g) brown onion, finely chopped
• 1 medium (120g) carrot, finely chopped
• 2 stalks (300g) celery, trimmed, finely chopped
• 2 clove garlic, crushed
• 1/2 cup (125ml) shiraz
• 1/2 cup (125ml) beef stock
• 400 gram can diced tomatoes
• 2 tablespoon fresh thyme leaves
• 1 egg, lightly whisked
• Sour cream pastry
• 2 1/4 cup (335g) plain flour
• 125 gram cold butter, coarsely chopped
• 1/2 cup (120g) sour cream