Banana-Nut Sandwich Cookies

Directions

1. 1
   For cookies: In a large bowl, stir together muffin mix, flour and brown sugar.
2. 2
   Add the melted and slightly cooled butter all at once.
3. 3
   Using a fork, stir just till a soft dough forms (if necessary, add enough milk to form dough).
4. 4
   Turn dough out onto a lightly floured surface.
5. 5
   Pat or lightly roll till 1/8 to 1/4 inch thick.
6. 6
   Cut out cookies using a cookie cutter.
7. 7
   Place two inches apart of cookie sheets, lightly coated with nonstick cooking spray.
8. 8
   Bake in a 350 degree oven for 9 to 10 minutes or till cookies begin to brown.
9. 9
   Remove cookies to a wire rack to cool.
10. 10
    For butter cream filling: In a medium bowl, beat powdered sugar, the 1/2 cup softened butter and vanilla with an electric mixer till creamy.
11. 11
    Spread a scant tablespoon of filling on the bottom of 1 cookie, put together with another cookie, bottom sides together, to make a cookie sandwich.
12. 12
    Repeat with the remaining cookies and filling.
13. 13
    Place white or chocolate pieces and shortening in a small microwave-safe bowl and microwave on 50% power (medium) for 1 to 2 minutes or till pieces are melted and smooth.
14. 14
    Cool slightly (about 5 minutes).
15. 15
    Transfer to a heavy resealable plastic bag.
16. 16
    Cut off tip of one corner of bag.
17. 17
    Pipe melted chocolate onto cookies to resemble laces on footballs, or whatever design you'd like based on what shape you made the cookies.
18. 18
    Makes 12 (2 1/2 inch) sandwich cookies.