Step 1

Preheat oven to 350F. Butter and flour a 9x5 inch baking tin.

Step 2

In a medium bowl whisk together the flour, salt, and baking powder then set aside.

Step 3

In a stand mixer fitted with a whisk attachment cream the butter. Add sugar in and mix until light and fluffy. Scrape the bowl down and beat a few more seconds.

Step 4

Add the eggs in one at a time while mixing ad medium speed. Scrape the bowl down and beat until fully incorporated.

Step 5

Add the sour cream, and vanilla. Mix until incorporated. Scrape the bowl down.

Step 6

Add the flour mixture in and mix until combined. Scrape the bowl down and use your spatula to mix in any pockets of flour or butter that remain.

Step 7

Transfer batter into tin then give a quick smooth to even the batter out a bit. Bake at 350F for about 40 minutes or until the center is set and a skewer comes out clean.

Step 8

Allow to cool in the tin for about 10 minutes before transferring to a cooling rack.