Blueberry Crumble Bars

These bars can be changed by changing the berries -- you can use blackberries, raspberries, or strawberries.

Beat 1 cup butter , 2 / 3 cup powdered sugar and vanilla with a mixer until light and fluffy.

Beat in 1 1 / 2 cups flour on low speed until just combined.

Press dough firmly onto the bottom of a greased jelly-roll pan.

Bake at 375 for 20 minutes or until golden.

Let cool and set aside.

Combine berries , sugar , cornstarch and water in a saucepan.

Heat to boiling , stirring frequently.

Boil for 1 minute.

Remove from heat and set aside.

Combine oats , remaining flour , brown sugar , and cinnamon in a medium bowl.

Cut in butter until mixture resembles coarse brumbs.

Set aside.

Spread berry mixture over cooled crust.

Sprinkle oat mixture over berries.

Bake at 375 for 35-40 minutes or until berry mixture bubbles and top is golden.

Cool completely in pan on wire rack.

Sprinkle with remaining powdered sugar.

Cut into bars.

butter, powdered sugar, vanilla, flour, blueberries, sugar, cornstarch, water, quick-cooking oats, brown sugar, cinnamon