Into the egg mixture gradually, alternating fold in sifted flour and meringue.
Spray the jelly roll pan with non stick spray, lay the piped tree pattern on top and spread the cake batter over the tree pattern layer.
Fill The Cake Carefully unroll the cake peel the wax paper, fill with the filling and roll up again. Cover with plastic wrap, chill for 4 hours or overnight before serving. Decorate the cake Fit the piping bag with an open star tip and with a small round tip. Fill piping bag fitted with a star tip with green frosting and the one with round tip with green frosting. Decorate the cake, using star tip to make the stars on the top of the tree and green icing to make the garland. Finish with mini m&m candies for Christmas lights. Refrigerate up to 3-4 days.