Directions:

1. Peel sweetpotatoes and apples. Cut sweetpotatoes into small cubes. Remove the core of the apples and dice them as well.
2. Put the cubes in a pan. Sprinkle with the lemon juice and cinnamon. Mix well and cook for 5-10 minutes.
3. In the meantime, warm the maple syrup and butter, add the fine oat flakes and told in the chopped nuts.
4. Put the sweetpotato and apple mixture in a casserole dish and spread the oatmeal crumbles over it.
5. Bake in a preheated oven at 180 degrees Celsius top-bottom heat for 30 minutes until the crumbles get golden brown.
6. Separately, prepare the vanilla sauce, bringing the liter of milk to a boil with the pulp of vanilla pod and the maple syrup.
7. Mix the corn flour with a little cold water and fold into the mixture. Bring to a boil briefly until it thickens.
8. Serve the casserole with the vanilla sauce.

Preparation time: 60 minutes