Grease a tin 12×12 with melted butter and line with a silicon parchment
Gently heat the sugar, butter and syrup in a pan until melted.
Mix all the other ingredients together in a large bowl and then add to the melted butter mixture.
Bake for 15 minutes at 180 0c until the flapjack is just turning golden.
Allow to cool – slice up with a pizza cutter whilst it is just a little warm.
Allow to cool before removing from the tin.