Preparation

• Preheat oven to 375℉.
  Line a square 8" baking pan with parchment paper. Butter the sides and bottom of lined pan. Set aside.
  In a medium mixing bowl, stir together cherries, cornstarch and lemon juice.
  2 cups fresh cherries,1 Tablespoon cornstarch,1 Tablespoon lemon juice.
  
  In a large mixing bowl, stir together melted butter and sugar.
  ½ cup unsalted butter melted,½ cup granulated sugar
  Add flour, baking soda, baking powder and salt and stir with a fork until the mixture resembles crumbs.
  1 ½ cup all-purpose flour,½ teaspoon baking soda,½ teaspoon baking powder,¼ teaspoon salt
  Reserve ¾ cup of mixture.
  
  Press remaining crumb mixture into the bottom of prepared pan.
  Spread cherry filling over the crust.
  Sprinkle remaining crumb mixture over cherries.
  
  Sprinkle sugar over crumb topping.
  1 teaspoon granulated sugar
  Bake bars for about 25 minutes OR until the top is golden.
  Cool completely before cutting.