You will need

* 1 tsp dried active yeast
* 1 tsp demerara sugar
* 7 oz plain flour
* ¼ tsp salt
* ½ tsp baking powder
* 1 Tbsp vegetable oil
* 2 Tbsp natural yoghurt
* 2 Tbsp milk
* 1 small bowl
* 1 teaspoon
* 1 tablespoon
* 1 mixing bowl
* 1 rolling pin
* 1 oven tray
* 1 pastry brush
* 1 tea towel