These are fab - you just have to ignore the amount of butter that goes into them...  Ingredients        450g fresh plums, sliced      ½ tsp mixed spice,300g light muscovado sugar, 350g butter, plus extra for greasing      300g rolled porridge oats, 140g plain flour, 50g chopped walnuts, 3 tbsp golden syrup    Macerate plums with 50g sugar, spice &amp; pinch salt. Melt butter &amp; pour into mixed dry ingredients. Layer oats/plum/oats &amp; bake 1 hour(ish)