Vanilla Thins

Directions

1. 1
   Preheat oven to 350F.
2. 2
   Beat butter, sugar, and salt with an electric mixer at moderately high speed until pale and fluffy, about 2 minutes.
3. 3
   Add egg and vanilla and mix at low speed until just combined.
4. 4
   Add flour and mix until just combined.
5. 5
   Drop level teaspoons of batter about 3 inches apart on buttered baking sheets.
6. 6
   Bake cookies in batches in middle of oven until just golden around edges, 6 to 8 minutes.
7. 7
   Cool on baking sheet on a rack 1 minute, then transfer with a metal spatula to rack to cool completely.