Langues-de-Chat

Directions

1. 1
   Preheat oven to 350F.
2. 2
   Butter 2 large baking sheets.
3. 3
   Using electric mixer, beat butter and sugar in medium bowl until well blended.
4. 4
   Beat in lemon peel and vanilla.
5. 5
   Add egg whites and beat 30 seconds.
6. 6
   Add flour and salt; beat just until blended
7. 7
   Spoon batter into pastry bag fitted with 1/3-inch plain round tip.
8. 8
   Pipe batter onto baking sheets in 2 1/2-inch-long strips, spacing 2 inches apart.
9. 9
   Bake until edges are golden, about 10 minutes.
10. 10
    Transfer cookies to racks; cool (cookies will crisp as they cool).
11. 11
    (Can be made 2 days ahead.
12. 12
    Store airtight at room temperature.
13. 13
    ).