Satisfy your sweet cravings with these delicious blueberry pie bars! This simple and tasty recipe combines fresh or frozen blueberries with a crumbly oat topping for a perfect dessert. Ideal for any occasion, these bars are easy to make and even better to enjoy. Click through to discover step-by-step instructions and tips on serving them warm or with a scoop of ice cream. Don't miss out on this fruity treat!
2 cups fresh or frozen blueberries
1 cup granulated sugar, divided into two 1/2 cup portions
2 tablespoons cornstarch
1 tablespoon freshly squeezed lemon juice
1 teaspoon pure vanilla extract
1 cup all-purpose flour
1/2 cup rolled oats
1/4 cup packed brown sugar
1/2 teaspoon baking powder
1/4 teaspoon sea salt
1/2 cup unsalted butter, melted and slightly cooled
1/4 teaspoon ground cinnamon (optional for extra warmth)