Beat eggs for 5 minutes until light in color and thick. Gradually add sugar. Stir in pumpkin and lemon juice. Mix dry ingredients together and fold into pumpkin.

Pour into well greased and floured pan rimmed baking sheet. Bake at 375°F for 15 minutes.

Remove from oven and turn onto clean kitchen towel that is sprinkled with powdered sugar. Roll cake up (with towel) in jelly roll fashion and let cool.

For filling, beat together all ingredients until smooth.

To assemble, unroll cake and spread with filling. Roll back up and chill for at least 1 hr. Slice to serve.