Mini cheese & onion pasties - Good Food Middle East

Ingredients

• 1 tbsp vegetable oil
• 2 onions, sliced
• 4 thyme sprigs, leaves picked
• 150g mature cheddar (or a mixture of strong hard cheeses), grated
• 1 tbsp wholegrain mustard
• 4 spring onions, sliced
• 250g plain flour, plus extra for dusting
• 125g cold butter
• large pinch of cayenne pepper
• ½ tsp English mustard powder
• 1 large egg, beaten