1 c. hot mashed potatoes
2 eggs
1 tsp. baking soda
1/4 c. butter
1 c. sugar
1 c. buttermilk plus 1 tbsp. vinegar
1 tsp. salt
3 c. flour
1 tsp. vanilla
3 tsp. baking powder

Mix in order given. Keep dough soft. Cut and fry. 3 dozen donuts.