Combine flour, salt & powdered sugar in a medium mixing bowl. Cut in butter with a fork or pastry blender until butter is incorporated and mixture is crumbly.

Press firmly into greased 9x13 inch pan.

Bake at 350 degrees for 18-20 minutes or until light golden brown. Remove from oven.

In a separate bowl, whisk eggs.

Add sugar/flour mixture and continue whisking.

Add lemon juice and mix well.

Pour over crust, then sprinkle blueberries evenly over lemon mixture.

Bake for an additional 20-25 minutes or until top is just beginning to turn golden brown.

Cool slightly and sprinkle with powdered sugar.