Peach Crumb Bars

Ingredients (17)

• FOR THE CRUST:
• 1 cup all-purpose flour
• 1/3 cup whole wheat flour
• 1/2 teaspoon baking soda
• 1/2 teaspoon baking powder
• 1/2 teaspoon salt
• 1 cup light brown sugar
• 2 tablespoons butter
• 2 tablespoons vegetable oil
• 1 banana
• 1 teaspoon pure vanilla extract
• 1/3 cup chopped walnuts
• FOR THE FILLING
• 6 cups chopped peaches
• 1/2 cup orange juice
• 1/2 cup sugar
• 1 tablespoon cornstarch