4 cups fresh blackberries, divided
1/2 to 3/4 c sugar, depending on berry tartness
1 tablespoon water
2 tablespoons cornstarch
1 tablespoon vanilla
1 3/4 cups quick oats
1 cup flour
1 cup brown sugar
1/2 teaspoon baking soda
1/2 cup cold butter, cubed
Crush blackberries to measure 1 cup.
In a saucepan, add crushed blackberries, water, sugar and cornstarch.
Heat to a boil, cook 2 minutes while stirring.
Remove from heat, stir in vanilla and remaining blackberries. Let cool.
Combine oats, flour, brown sugar and baking soda.
Cut in cubed butter to make crumb mixture.
Add a few tablespoons to the bottom of buttered 8oz ramekins.
Spoon blackberry mixture over crust.
Top with remaining crumb mixture.