Preheat oven to 350 degrees.
In a mixing bowl using a spoon, cream butter and sugar until all sugar is incorporated into the butter.
Then beat in eggs, lemon juice and zest.
In separate bowl, combine flour, baking powder, and salt.
Add dry ingredients to creamed ingredients alternately with milk, stirring just until combined. Do not overmix.
Pour into buttered (or sprayed with baking spray) 8-inch x 4-inch bread pan.
Bake at 350 degrees for 45 minutes until knife inserted in center comes out clean. Or an internal temperature of 200 degrees F.
Make glaze by whisking powdered sugar into lemon juice until smooth. Remove bread from pan and drizzle with glaze.