1-1/2 to 2 cups Hot (not boiling) water * 3 pkgs (25 gram) Fleishmann's Active Dry Yeast 1/2 cup Sugar 1 tsp Salt 1/2 cup Butter or Margarine (softened) + 1 Tbsp vegetable oil 6 cups All Purpose Flour 1 Small Egg (optional) 3 cups Raisins 1/2 cup Cooked mashed potatoes, (room temperature) **