In large bowl, beat butter and granulated sugar with electric mixer on medium speed until light and fluffy.
Add lemon peel and egg; beat until well blended.
On low speed, beat in flour and salt until well blended.
On floured surface, roll dough until ⅛ inch thick.
Cut with lightly floured 2½- to 3-inch snowflake-shaped cookie cutter.
On ungreased cookie sheets, place cutouts 2 inches apart.
Bake 8 to 10 minutes or until cookies just begin to brown.
Remove from cookie sheets to cooling racks.
Cool completely, about 20 minutes.
In small bowl, mix powdered sugar, lemon juice and water.
Using small metal spatula, spread glaze over tops of cookies; sprinkle with sparkling sugar.
Let glaze dry before storing in airtight container.
Notes / Tips / Wine Advice:
Kitchen Secrets
If you don’t have a snowflake-shaped cookie cutter, you can use either a star-shaped or scalloped-edge cutter, and then cut small triangles and pieces out of the center to form snowflakes.