Grandma Hall's Never Fail Chocolate Cake

I found this recipe years ago and am now copying it here from our family cookbook binder. Enjoy!

Grandma Hall’s Never Fail Chocolate Cake

3 cups flour 

2 cups sugar 

2 tsp. soda

½ cup cocoa 

Dash salt 

1 cup oil

2 eggs

1 cup buttermilk

1 cup hot water or coffee

1 tsp vanilla

Sift together flour, sugar, soda, cocoa and salt.  Then add oil, eggs, buttermilk, water, and vanilla.  Mix well and bake at 325 degrees for 30-35 minutes.