Ingredients:
1/4 cup butter, softened
1/4 cup sugar
1 teaspoon grated lime rind
1/8 teaspoon salt
1/8 teaspoon lemon extract
1 cup flour
cooking spray
2/3 cup sugar
3 tablespoons all-purpose flour
3/4 teaspoon baking powder
1/8 teaspoon salt
1/2 cup fresh key lime juice
3 eggs
1 tablespoon powdered sugar
Directions:
Preheat oven to 350 F.
CRUST:.
Place first 5 ingredients in a medium bowl; beat with a mixer at medium speed until creamy (about 2 minutes).
Gradually add 1 cup flour to butter mixture, beating at low speed until mixture resembles coarse meal.
Gently press two-thirds of mixture (about 1 1/3 cups) into bottom of an 8-inch square baking pan coated with cooking spray; set remaining 2/3 cup flour mixture aside.
Bake for 12 minutes or until just beginning to brown.
FILLING:.
Combine 2/3 cup sugar, 3 tablespoons flour, baking powder, and 1/8 teaspoon salt in a medium bowl, stirring with a whisk.
Add lime juice and eggs, stirring with a whisk until smooth.
Pour mixture over crust.
Bake for 12 minutes.
Remove pan from oven (do not turn oven off); sprinkle remaining 2/3 cup flour mixture evenly over egg mixture.
Bake an additional 8 to 10 minutes or until set.
Remove from oven; cool in pan on a wire rack.
Sprinkle evenly with powdered sugar.
Servings: 16
Time preparation: 20 min.
Time total: 55 min.