Blueberry White Chocolate Blondies

INGREDIENTS

• 2 cups brown sugar
• 1 cup white sugar
• 1 cup (2 sticks) unsalted butter
• 3 eggs
• 1 Tb. vanilla extract
• 3 cups all-purpose flour + 1 Tb. for blueberries
• 1 ½ tsp. baking powder
• ½ tsp. baking soda
• ½ tsp. salt
• Zest of 1 lemon
• 1 cup white chocolate chips
• 1 cups blueberries (can be frozen)