Ingredients: low-fat cooking spray 175 g self-raising flour a pinch of salt 2 sachets low-fat drinking chocolate 100 g soft brown sugar 100 g polyunsaturated margarine, melted 1 tablespoon clear, distilled vinegar 1 teaspoon vanilla essence
Directions:1. Preheat the oven to 180 C or 350 F. Spray a 20 cm square baking tin with the low-fat cooking spray. 2. Sift the flour, salt and drinking chocolate into the tin, add the sugar and stir to combine. 3. Mark three grooves down the middle of the tin. Pour the margarine into one, the vinegar into the second and the vanilla and walnuts, if using (see Variation) into the third. Then pour 200 ml water over and stir really well to make sure there are no lumps of flour left. 4. Bake for 25 minutes, then cool in the tin for 15 minutes before transferring |