Mix the bran, jumbo porridge oats, sesame seeds and chopped walnuts in a non-stick roasting tin. Drizzle over the sunflower oil and maple syrup, and toss.
Bake for 20–30 minutes at 180c/fan 160c/gas 4, stirring once, until crunchy. Cool then stir in the dried fruit and store in an airtight container. Serve with milk or yoghurt.