Cheesy Star Biscuits

Prep. Time : 45 Mins
Cooking Time : 20 Mins
Difficulty : Easy
Ylields : About 50
Ingredients :
* 100 g chilled butter, chopped
* 1,25 cups finely grated parmesan
* 0,75 cup plain flour
* 1 teaspoon ground paprika
* 1 teaspoon mustard powder
* 1 egg yolk

Preparation :
Preheat oven to 180 degrees Celsius. Line a baking tray with baking paper.
Process the butter, parmesan, flour, paprika and mustard powder in a food processor until fine crumbs form. Add egg yolk and process until the mixture just comes together. Turn onto a lightly floured surface and gently knead until smooth. Shape into a disc and cover with plastic wrap. Place in the fridge for 30 minutes to rest.
Roll out dough on a lightly floured surface until 4 mm thick. Use a 4.5 cm star cutter to cut stars from the pastry, rolling and re-rolling as required.
Bake for 15 minutes or until light golden. Set aside on tray to cool completely.