Pumpkin Cake Roll
["3 eggs", "1 c. sugar", "2/3 c. pumpkin", "1 tsp. lemon juice", "3/4 c. flour", "1 tsp. baking powder", "2 tsp. cinnamon", "1 tsp. ginger", "1/2 tsp. nutmeg", "1/2 tsp. salt", "1 c. finely chopped nuts (optional)"]
["Beat eggs for 5 minutes and gradually add sugar.", "Stir in pumpkin and lemon juice.", "Stir together the dry ingredients; fold into pumpkin.", "Put into greased jelly roll pan.", "Bake at 375\u00b0 for 15 minutes.", "Turn onto 10x sugar-sprinkled towel.", "Roll up from narrow end and cool."]
["eggs", "sugar", "pumpkin", "lemon juice", "flour", "baking powder", "cinnamon", "ginger", "nutmeg", "salt", "nuts"]