Blueberry Yogurt Granola Bars

Name: Blueberry Yogurt Granola Bars
Prep time: 30 min
Cook time: 25 min
Total time: 55 min
Cuisine: American
Ingredients: 1 1/2 cups old fashioned oats; 1/2 cup brown rice crisps; 3 tablespoons cornmeal; 1/2 teaspoon kosher salt; 1/4 teaspoon baking soda; 1 tablespoon ground flax ((optional)); 1/4 cup honey; 2 tablespoons coconut oil; 1 teaspoon vanilla extract; 1/2 cup blueberry jam; 3 tablespoons plain Greek yogurt; 1 tablespoon honey; 1 teaspoon vanilla; 1 1/4 cups powdered sugar; 2 teaspoons meringue powder ((optional))