Blackberry Lemonade Bars

View the video version here. 

Prep: 25 minutes plus cooling
Bake: 45 minutes 
Serves: 24 

Ingredients

• Food Club Non-Stick Cooking Spray
• 2 cups Food Club Granulated Sugar
• 3/4 cup Food Club Sweet Cream Unsalted Butter (1 1/2 sticks), softened
• 1 3/4 cups Food Club All-Purpose Flour
• 1 cup blackberries
• 1 cup Food Club 100% Lemon Juice From Concentrate
• 1 teaspoon lemon zest
• 4 Fresh Harvest Eggs
• 1/2 teaspoon Food Club Baking Powder
• 1/4 teaspoon kosher salt
• 1/4 cup Food Club Confectioners Sugar
• Optional: Fresh blackberries for garnish

Directions

1. Preheat oven to 350°. Line 13 x 9-inch baking dish with aluminum foil so that foil extends about 2 inches over sides of dish; spray with cooking spray.
2. In large bowl, with mixer on medium-high speed, beat 1/2 cup granulated sugar and butter 2 minutes or until light and fluffy, scraping down bowl occasionally. Reduce speed to low; gradually add 1 1/2 cups flour and beat 30 seconds or until just incorporated. Press dough into bottom of prepared dish; bake 15 minutes or until lightly browned. Cool completely. 
3. In blender, purée blackberries, lemon juice, lemon zest and remaining 1 1/2 cups granulated sugar on high until smooth. Add eggs; blend on high until smooth. Add baking powder, salt and remaining 1/4 cup flour; blend on high until smooth. Pour blackberry mixture over crust; bake 30 minutes or until set. Cool completely. 
4. Using overhanging sides of foil, transfer bar to cutting board; remove foil and cut into 24 (2 1/4-inch) squares. Just before serving, dust tops of bars with powdered sugar; garnish with blackberries, if desired. Makes 24 bars.