Delicious Blueberry Squares! - cooking recipe

Ingredients

CRUST/TOPPING
1 1/2 cups flour
1 1/2 cups old-fashioned oatmeal
3/4 cup brown sugar, plus
2 tablespoons brown sugar
1/2 teaspoon baking powder
1/4 teaspoon salt
1/2 teaspoon cinnamon (or to taste)
1 cup cold butter, cut in chunks
FILLING
3 cups blueberries
3/4 cup white sugar (or to taste)
2 -3 tablespoons cornstarch
1 tablespoon fresh lemon juice

Preparation

Butter a 7 x 11-inch baking pan.
Line bottom with a sheet of parchment paper; set aside.
In a food processor, put the flour, oatmeal, brown sugar, baking powder, salt and cinnamon; PULSE to blend for 20 seconds.
Add in the COLD butter chunks, and PULSE to cut in the butter into the dry ingredients until you have a crumbly mass (not dry, but not sticking together).
Toss together the berry mixture with the sugar, cornstarch and lemon juice.
Spread/pat (LIGHTLY) half of the oatmeal mixture on the bottom of the pan.
Top/spread with the blueberry/cornstarch mixture as evenly as you can.
Top/sprinkle with the remaining oatmeal mixture, and press down slightly.
Chill the pan for 30 minutes (THIS IS IMPORTANT! must be chilled).
Set oven to 350 degrees.
Bake for 30-40 minutes, or until the fruit starts to bubble.
Cool pan very well before cutting, or refrigerate for 2-3 hours before cutting into squares.
Delicious!