Preheat the oven to 325º
Stir together flour, baking powder, and salt in a bowl and set aside
Cream butter and sugar together until light
Beat in eggs, sour cream, lemon zest, lemon juice, and lemon extract
Add flour mixture and stir together until completely combined
Pour into a greased 4x8 or 5x9 inch loaf pan and bake for about 60 minutes or until a toothpick inserted in the center comes out clean
Remove from oven and let rest for 10 minutes
Loosen the edges of the loaf from the pan with a butter or icing knife, and turn the loaf onto a wire rack to cool completely
Combine glaze ingredients until smooth
Drizzle glaze over cooled lemon loaf, and spread with the back of a spoon
Slice and serve!
