For the walnut apples, first prepare the dough.
For the dough, mix all ingredients together well. Roll out thinly and wheel into 6 cm squares.
For the filling, bring the sugar, THEA and water to the boil, pour over the nuts and leave to stand for a few minutes.
Place 1 tsp. of filling in the center of the squares and beat the two opposite tips into the center.
Brush the nuts with yolk and bake on a baking tray covered with parchment paper in a preheated oven at 180 degrees for about 45 minutes.