Citrus Sandwich Cookies

• 1 14 cups butter, softened
• 1 cup sugar
• 1 egg
• 2 teaspoons freshly grated orange rind
• 2 teaspoons freshly grated lemon peel
• 1 teaspoon vanilla
• 2 12 cups all-purpose flour
• 2 12 teaspoons baking powder
• 18 teaspoon salt
• decorator sugar
• 2 12 cups powdered sugar
• 14 cup butter, softened*
• 1 tablespoon freshly grated orange rind
• 1 tablespoon milk
• 1 tablespoon lemon juice

1. Combine 1 1/4 cups butter and sugar in large bowl.
2. Beat at medium speed, scraping bowl often, until creamy.
3. Add egg, 2 teaspoons orange peel, lemon peel and vanilla.
4. Continue beating until well mixed.
5. Reduce speed to low; add flour, baking powder and salt.
6. Beat until well mixed.
7. Divide dough in half; wrap in plastic food wrap.
8. Refrigerate 1 hour.
9. Heat oven to 375F Roll out dough on lightly floured surface, one-half at a time (keeping remaining dough refrigerated), to 1/8-inch thickness.
10. Cut with cookie cutter.
11. Place 1 inch apart onto ungreased cookie sheets.
12. Sprinkle half of cookies with decorator sugar.
13. Bake for 5 to 6 minutes or until edges begin to brown.
14. Cool on cookie sheets 1 minute.
15. Remove to wire rack.
16. Cool completely.
17. Meanwhile, combine all filling ingredients in small bowl.
18. Beat at low speed, scraping bowl often, until creamy.
19. Spread heaping teaspoonful filling on bottom of each cookie without sugar.
20. Cover with sugar-topped cookie.

butter, sugar, egg, freshly grated orange rind, freshly grated lemon peel, vanilla, flour, baking powder, salt, sugar, powdered sugar, butter, freshly grated orange rind, milk, lemon juice

Taken from www.food.com/recipe/citrus-sandwich-cookies-145951 (may not work)