- 1 1/2 cups all-purpose flour
- 1/2 teaspoon baking powder
- 1/3 cup margarine
- 1/2 cup brown sugar, packed
- 1/4 cup finely chopped pecans
- 2 eggs
- 3/4 cup dark corn syrup
- 1/4 cup packed brown sugar
- 3 tablespoons all-purpose flour
- 1/2 teaspoon salt
- 1 teaspoon vanilla extract
- 3/4 cup coarsely chopped pecans
- Preheat oven to 350 degrees F (175 degrees C). Grease a 9×13-inch baking pan.
- Sift 1 1/2 cup flour with baking powder in a bowl. Cream margarine with 1/2 cup brown sugar in a separate large bowl, beating mixture until smooth. Stir flour mixture into creamed butter mixture and stir in 1/4 cup finely chopped pecans. Press the crust into the bottom of the prepared baking pan.
- Bake crust in the preheated oven until hot, about 10 minutes.
- Whisk eggs until foamy in a bowl; stir in dark corn syrup, 1/4 cup brown sugar, 3 tablespoons flour, salt, and vanilla extract. Whisk until the mixture is smoothly combined; pour over prebaked crust. Sprinkle with 3/4 cup pecans and return to oven.
- Return to oven and bake until the topping is set, 25 to 30 minutes. Cool in the pan before cutting into bars.