Cake: Pour first six ingredients into a bowl (except nuts). Beat for five minutes. Fold in nuts.
Butter the baking pan and pour mixture into pan. Bake for one hour at 350 degrees.
Sauce: Heat butter, sugar and 1/2 cup whiskey on stove. After one hour remove cake from oven and spoon ½ of the sauce over the hot cake while it is still in the pan. Let stand for ½ hour, then remove cake from pan and pour remaining sauce over bottom of cake.