Cake: Beat the eggs at high speed with an electric mixer for 5 minutes. Add sugar
gradually. Stir in the pumpkin and lemon juice.
Mix dry ingredients together and fold into the pumpkin mixture. Spread on a 15
x 10-inch jellyroll pan, that has been greased, floured and sprinkled with chopped
nuts. Bake until set. Turn out onto towel which has been covered with confectioners'
sugar. Roll up and cool.
Filling: Beat all ingredients until smooth. Unroll the cake, spread with filling,
then re-roll without the towel. Wrap in foil and chill well.
To serve, slice and place a dollop of whipped cream on top, or sprinkle with