sift the flour and salt into a bowl and stir in the yeast. make a well in the middle, add the water and oil and mix into a soft dough.
turn out onto a floured surface and knead for 10mins or until smooth and elastic, then put into a lightly oiled bowl. cover and leave to rise in a warm place for 1hr or untill doubled in size. meanwhile, line a large baking tray with non-stick baking paper.
knead the dough lightly, then roll out thinly on a floured surface to make a rectangle.
chop the ham. spread the tomato and chilli sauce over the dough. sprinkle with ham, cheese and oregano.
roll up tightly like a swiss roll and cut into 16 slices. place the pieces of dough on the baking tray. cover and leave to rise for 30mins. meanwhile preheat oven to 230oC.
bake in the center of the oven for 8-10 mins, or until well risen and golden brown. serve warm or leave to cool on a wire rack .......enjoy =)