Step 1
Preheat oven to 180°C. Line base and sides of a 20cm x 30cm slice tin with baking paper.Step 2
In a large bowl, stir together Weet-Bix™, flour, coconut, and salt.Step 3
Combine melted margarine, sugar, and peanut butter in a in a pan or heat-proof jug and mix until smooth. Add wet ingredients to dry and stir well.Step 4
Immediately transfer base mixture into the prepared tin and smooth surface.Step 5
Bake 15 minutes until golden – slice is soft when hot and will firm up as it cools. Cool in tin 20 mins, then transfer to a rack to cool completely.Step 6
To make icing, combine peanut butter, icing sugar, margarine and hot water in a small bowl. Stir until thick and smooth – it may look split at first, but just keep stirring and it will come together. Spread icing over cooled slice. Cut into 18 pieces.
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