ASDA part of the Wal-Mart family

• 200g plain flour
• ½tsp mustard powder
• ¼tsp cayenne pepper
• 125g butter, chilled and cut in small cubes
• 150g Parmesan, finely grated
• 1 whole medium egg and 1 egg yolk

1 Preheat the oven to 180C/160C Fan/Gas 4. Line a baking tray with baking paper. Sift flour, mustard powder, cayenne pepper and a pinch of salt into a mixing bowl. Add butter, rub in until it resembles breadcrumbs, add 125g Parmesan.

2 Lightly beat whole egg and yolk together. Add to flour and mix to a stiff dough. Roll out on a lightly floured surface to a rectangle 20cm x 9cm.

3 Cut into 16 straws, each 9cm long, and carefully lift onto baking tray, leaving a gap between each. Support with a knife as you move them. Chill for 30 minutes.

4 Sprinkle with the rest of the Parmesan and bake for 15 minutes. Leave to cool on tray for 10 minutes, then carefully move to a wire rack to finish cooling.