1/2 cup and 6 tbsp (200 g) butter, melted and cooled to room temperature
                                  2 cups (240 g) Granor pastry flour
                                  1 tsp baking powder
                                  1/4 tsp salt
                                  1 1/4 cup (250 g) sugar
                                  2 eggs
                                  2/3 cup (160 ml) whole milk, room temperature
                               
                              
                                      2 tsp vanilla extract
                                      7 tbsp (100 g) butter, cold and cut into small cubes
                                      3/4 cup (75 g) walnuts or sliced almonds
                                      1/2 cup (100 g) sugar
                                      2 tbsp Granor pastry flour
                                      2 tbsp whole milk