Potato Doughnuts

• 2 cakes yeast
• ½ cup lukewarm water
• 2/3 cup shortening
• 1 cup mashed potato
• ½ cup sugar
• 1 tbsp. salt
• 1 cup scalded milk
• 2 eggs (beaten well)
• 6½ to 7 cups flour

Melt yeast in lukewarm water, add shortening to scalded milk. Mix these two ingredients together when the milk gets lukewarm, then add to potato mixture. Add eggs. Add sifted flour to make a stiff dough and knead well. Let it rise to double in bulk. Knead again and roll. Cut with doughnut cutter. Let it rise again and fry in deep fat. Roll in sugar.