Yam Roll
["3/4 c. flour", "1 tsp. baking powder", "4 eggs", "1 c. sugar", "1 c. yams, mashed", "1 tsp. lemon juice", "4 tsp. apple pie spice", "1/2 tsp. salt", "1/2 c. chopped nuts"]
["Beat eggs 5 minutes with electric mixer.", "(This is an important step.)", "Add all other ingredients.", "Mix well.", "Pour into a 1 x 10 x 15-inch jelly roll pan that has been well-greased and floured. Sprinkle with 1/2 cup chopped nuts.", "Bake at 375\u00b0 for 10 minutes or until done.", "When done, turn out on a tea towel that has been sprinkled with powdered sugar.", "Roll up like jelly roll.", "Cool. When cool, unroll and fill."]
["flour", "baking powder", "eggs", "sugar", "yams", "lemon juice", "apple pie spice", "salt", "nuts"]