Preheat oven to 350°
Pour all of the dry ingredients into a medium-sized bowl.
Mix them with a whisk or a fork.
Pour the dry mixture into an 8x8 baking pan that has been sprayed with non-stick cooking spray.
Use the bottom of a small glass or a large spoon and make three indents into the dry mixture.
Now pour the oil into one of the indents, pour the vanilla into another intent and pour the vinegar into the third indent.
Pour the full cup of water over the entire cake and mix it with a fork or a small spatula.
Bake the cake at 350° for 35 minutes.