Date-Filled Cookies

1
Cream butter and 1 cup sugar; add eggs and beat well.
2
Add milk.
3
Sift together baking powder, 2 cups flour, and salt; add flour mixture to creamed mixture.
4
Refrigerate.
5
While dough is chilling, make filling by cooking dates, water, 3 tsp flour, and 1/2 cup sugar until thick; add chopped nuts.
6
Roll out dough; cut in rounds.
7
Mound filling in center, place another round on top and seal edges.
8
Bake at 375°F on greased cookie sheets until lightly browned.