I added sour cream to my yellow cake mix instead of oil. 45 minutes later, this is what happened

6. The cake was very moist, but in a different way

Oil-based box cakes are usually moist in a light, almost slick way. This sour cream cake was moist too, but it felt creamier and more tender on the tongue. It had less of that ultra-soft, airy boxed-cake feel and more of a dense bakery-style bite.

Even the next day, the cake held onto that moisture really well. I covered the pan tightly and left it on the counter overnight, and by the following afternoon it was still soft. In