in a medium mixing bowl, mix together the flour, sugar, salt & baking soda
add 1/4 cup dutch process cocoa , mix dry ingredients together
make 3 wells or indentations in the dry ingredients. In one well, add 1 teaspoon of vanilla extract, in another well add 1 tablespoon of herbal vinegar, and in the final well add 1/3 cup of vegetable oil.
Pour 1 cup of water over the entire mixture and stir until well mixed.
line the 9 in round pan with parchment paper
Pour the batter into the prepared pan.
Bake at 350 for 30 to 35 Minutes.
Check to see if the cake is done by inserting a toothpick into the center
If the toothpick comes out clean , the cake is finished baking. if not, bake for a few more minutes and re-test
Once the cake is finished baking, place pan on wire rack and allow to cool
After the cake has cooled, run a thin spatula along the sides to help loose the cake.
Invert the cake onto the cooling rack Remove the parchment paper from the bottom of the cake. Invert the cake on to a serving platter
Dust the top of the cake with powdered sugar .
cut cake into slices. Add a dollop of whipped topping if desired