beat butter and sugar.add egg.mix flour,salt,baking powder, and spices. add the dry ingredients alternately with the milk. coat dry blueberry with flour. add to batter and stir.pour into greased an floured pan. bake at 375 degrees for 45 minutes. allow to cool. combine sugar and lemon juice in a pot and cook until it dissolves.poke holes in cake and brush glaze over cake. whisk confectioners sugar and other lemon juice and drizzle over cake