Gluten free-Cheese and ham scones

Sift 225g self-raising gluten-free flour with 1 tsp baking powder,1/2 tsp xantham gum and a pinch of cayenne and salt.Rub in 50g butter.Add 50g grated cheese and 140ml milk to make a soft dough.Pat out on a lightly floured surface until 2cm thick and cut into 5cm rounds.Put on a baking tray,brush with milk and sprinkle on a little more cheese.Bake in a preheated oven at 220c/200c fan/gas 6 for 12-15 min.Leave to cool,then split and fill with reduced-fat soft cheese and ham.