Thanks to T-Cool for this family recipe that dates back to the old country during WWII.
Ingredients:

1 3/4 cup Flour
1 cup sugar
1/4 teaspoon salt
3/4 cup cocoa
1 teaspoon Baking soda
1 cup buttermilk
2 teaspoons vanilla
1/2 cup vegetable oil

Directions

1. Preheat oven to 350
2. Grease and flour a 9×2 round cake pan
3. Mix ingredients and poor into cake pan
4. Bake for 30 minutes
5. Cool for 5 minutes before turning out of pan.
6. Add powdered sugar to top if desired.