Put the butter in the casserole dishes. Put it in the microwave and heat it until it melts. Spread the butter in the baking dish.
Put the ground hazelnuts in the baking dish and mix them with the butter. Press the mixture flat with your fingers so that the bottom of the mold is covered.
Mix curd, vanilla drops and erythritol in a bowl.
Put the curd cream on top of the nut mixture and smooth it with a spoon.
Bake the curd casserole in the microwave on medium heat. Heat it for 3 minutes. Done!
While the sweet casserole is in the microwave, you put the berries in a cup. They are now about 1-2 minutes in the microwave and then become quite liquid, which fits mega delicious to the casserole.