Crazy Chocolate Cake

3 c. all-purpose flour
2 c. white sugar
5/8 c. unsweetened cocoa powder
1 t. salt
2 t. baking soda
1 t. vanilla extract
2 c. cold water
2 t. distilled white vinegar
2/3 c. vegetable oil

Mix all ingredients right in a 9 x 13 inch pan. Bake at 350 degrees for 35 minutes. Remove from oven and cool. Frost with your favorite frosting.