Lemon Blueberry Squares

Ingredients:

• 1 cup white sugar
• 1 teaspoon baking powder
• 3 cups all-purpose flour
• 1 cup cold unsalted butter (2 sticks or 8 ounces)
• 1 egg
• 1/4 teaspoon salt
• Zest and juice of one lemon
• 4 cups fresh blueberries
• 1/2 cup white sugar
• 4 teaspoons cornstarch

Directions:

• Preheat the oven to 375 degrees F (190 degrees C). Grease a 9×13 inch pan.
• In a medium bowl, stir together 1 cup sugar, 3 cups flour, and baking powder. Mix in salt and lemon zest. 
• Use a fork or pastry cutter to blend in the butter and egg. Dough will be crumbly. 

• Pat half of dough into the prepared pan.
• In another bowl, stir together the sugar, cornstarch and lemon juice. Gently mix in the blueberries. Sprinkle the blueberry mixture evenly over the crust. Crumble remaining dough over the berry layer.
• Bake in preheated oven for 45 minutes, or until top is slightly brown.
• Cool completely before cutting into squares.