1 1/2 cups all-purpose flour
1 1/2 cups quick-cooking oats
1 1/2 cups sugar, divided
1/2 teaspoon baking soda
3/4 cup cold butter
2 cups fresh (or frozen) blueberries
2 tablespoons cornstarch
2 tablespoons lemon juice
Grease oblong baking pan (13 x 9 x 2) with nonstick spray (e.g., Pam) or butter pan generously.
In a large mnixing bowl, combine flour, oats, 1 cup sugar and baking soda. Cut in butter until mixture resembles coarse crumbs. Reserve 2 cups for topping.
Press remaining crumb mixture into a prepared baking pan; set aside.
In a saucepan, combine blueberries, cornstarch, lemon juice and remaining sugar. Bring to a boil; boil for 2 minutes, stirring constantly. Spread evenly over the crust. Sprinkle with the reserved crumb mixture.
Bake at 375°F for 25 minutes or until lightly browned. Remove from oven and cool completely. When cool, cut into bars.
SOURCE: Adapted from Allrecipes.com