500g/1lb 2oz cooking apples, peeled, cored and sliced
250g/9oz blackberries
2 tsp shony (powdered seaweed)
75²µ/2½´Ç³ú porridge oats
100g/3½oz soft dark brown sugar
75²µ/2½´Ç³ú caster sugar
15²µ/½´Ç³ú pumpkin seeds
25g/1oz sunflower seeds
100g/3½oz plain wholemeal flour
25g/1oz butter
75²µ/2½´Ç³ú unsalted butter, chilled, cut into roughly 1cm/½in cubes