Preheat oven to 350 degrees F. Grease and flour an 8×8 pan.
In a small bowl combine the flour, salt, and baking powder. This is the dry mixture.
In a stand mixer, mix the butter and shortening together.
Add sugar, a little at a time.
Add the flour and mix. Add half of the milk. Repeat until it ends with the flour.
Mix in vanilla. Pour into the prepared pan and bake for 45-50 minutes. Add doneness by inserting a toothpick and it comes out clean.
Lemon Whipped Cream
With a wire whisk attachment, whip the heavy cream, powdered sugar, lemon zest and lemon juice until it becomes stiff peak. Assemble the shooter by layering the pound cake, whipped cream and blueberries.