• Cooking Time: 15
• 1-1/2 c. all-purpose flour
• 1/4 tsp baking powder
• 1/4 tsp baking soda
• 1/4 tsp salt
• 1/2 c. (1 stick) unsalted butter, softened
• 3/4 c. sugar
• 1 large egg
• 1 tsp lemon zest
• 1 tsp vanilla extract
• 1/2 c. sour cream
• sugar for sprinkling

1. Preheat oven to 375F.
2. Grease 2 large baking sheets.
3. In a small bowl, whisk together flour, baking powder, baking soda, and salt.
4. In another bowl, beat together butter & sugar for 2 min.
5. Beat in egg, lemon zest, and vanilla until well-blended.
6. Beat in sour cream, then flour mixture, until combined.
7. Drop dough by 1/3-cupfuls three inches apart on sheets; sprinkle with sugar.
8. Bake in lower third of oven for 15 min, or until cookies spring back when pressed lightly.
9. Let stand 3 min on sheets; cool completely on wire racks.

I found this recipe in Redbook, and I can't wait to try it!