1 Preheat the oven to 170°C.
2 Grease a deep 30x20cm ovenproof dish or baking tin well with nonstick spray.
3 Sift the flour, baking powder, bicarbonate of soda and salt into a large bowl. Add the sugar and mix. Make a well in the middle.
1 Preheat the oven to 170°C.
2 Grease a deep 30x20cm ovenproof dish or baking tin well with nonstick spray.
3 Sift the flour, baking powder, bicarbonate of soda and salt into a large bowl. Add the sugar and mix. Make a well in the middle.