You can use this dough for a number of coffeecakes and breakfast treats, including cinnamon rolls and donuts. Ingredients 2 packages active dry yeast ¼ cup warm (110° F) water 1 cup milk (skim, 2%, or whole milk all OK) ¼ cup of butter ¼ cup sugar 1½ teaspoons salt 1 cup mashed potatoes (yes, actual mashed potatoes, not dry flakes) 1 large egg, beaten 4½ to 4¾ cups all-purpose flour Directions   Proof the yeast by mixing it in a small bowl with the warm water and allowing it