Preheat the oven to 350 degrees F. Prepare a 9 ½ inch Bundt cake pan with butter and dust lightly with flour.
In a medium bowl, combine the flour and baking powder.
In a large mixing bowl or standard mixer, beat the butter and sugar together. Once blended and fluffy in texture, beat in the eggs one at a time.
Slowly add the flour mixture to the wet mixture while continuously stirring. Add ½ the lemon juice to batter and mix to combine.
Pour the batter into the prepared pan and bake for 25 minutes.
Rotate the pan in the oven and bake for another 30 minutes ,until a toothpick inserted in the middle comes out clean.
Remove from the oven and transfer to a wire rack. Pierce the top all over with a toothpick then brush the top evenly with olive oil.
Cool the cake while you prepare the glaze.