1. Preheat oven to 180 degrees.
2. Place apples, in ovenproof dish.
3. Add lemon juice and white sugar.
4. Combine flour, muesli, brown sugar, cinamon, nutmeg, butter and coconut.
5. Spoon mixture evenly over apples.
6. Bake in a moderate oven for 30 minutes or until topping is golden. Serve hot.