Heat the oven to 200C/180C fan/gas 6.

Mix together 350g flour, 2¾ tsp baking powder and 1 tsp salt in a small bowl, add 1 tbsp oil and 170ml water then stir until it forms a ball. If stiff, add more water, it should be soft but not sticky.

Knead on a floured surface for 3-4 mins. Roll into 2 balls, then flatten out.

Add toppings and bake each on a baking sheet for 15 mins.