Mix flour and salt,cut in shortening until mixture resembles coarse crumbs.Sprinkle water over mixture, 1 T. at a time mixing with a fork.Shape in a ball.On lightly floured board roll out one third of the dough.Fit into a greased 9 inch square pan. Roll out another third of the dough cut into 2-3 inch strips.Set aside. In a saucepan,combine strawberries,water,sugar,butter,vanilla and salt,bring to a boil,add dough strips,Stirring constantly cook 5 mins.Pour strawberry mixture into dough lined pan.Roll last third of the dough into a 9 inch square.Place over strawberries forming a top crust,cut a few slashes to vent,flute edges.Bake 400 deg 35-40 min until crust is golden brown.