Gluten free Viennesse whirl mince pies

Pastry

• 1 orange peel only
• 40 g white sugar
• 100 g unsalted butter chilled and cut into pieces
• 200 g gluten free plain flour plus extra to dust
• 1 tsp xanthan gum
• 1 egg
• 20 g cold water

Topping

• 120 g white sugar
• 300 g unsalted butter softened and cut into pieces
• 2 tsp natural vanilla extract
• 260 g gluten free plain flour
• 90 g gluten free cornflour
• ¾ tsp gluten free baking powder
• ½ tsp xanthan gum

Assembly and baking

• gluten free flour to dust
• 250 g fruit mince (see Tips)
• icing sugar to dust