Sardinian Papassini Cookies

1 . Stage

Preheat the oven to 400 degrees F (200 degrees C).

2 . Stage

Dilute thawed orange juice concentrate with water.

3 . Stage

Cut butter into flour until texture resembles coarse crumbs. Add walnuts, white sugar, raisins, orange juice mixture, orange zest, and salt; mix together with your hands. Add more flour as needed until dough is not sticky.

4 . Stage

Roll dough on a floured board into a square shape. Cut into diamond shapes or squares. Arrange on ungreased cookie sheets.

5 . Stage

Bake in batches the preheated oven until edges are golden, 15 to 20 minutes. Remove from the oven and let cool, 15 to 20 minutes.

6 . Stage

Meanwhile, combine powdered sugar and milk in a bowl. Frost cookies and add sprinkles.