Roll up with a cone. Secure the edge with a paper clip.
Place the cone in a heat-resistant glass (for use in the oven). You need to make as many such molds as you have Christmas trees.
Separate the whites from the yolks. Beat the whites until firm.
Gradually adding sugar, beat whites with sugar.
Add the yolks to the whites, mix.
Add sifted flour and starch, mix gently.
Add baking powder and mix again. If the dough is too thin, add another tablespoon of flour.
Fill in the form with dough (not to the top). If the glasses are glass, it is better to put them in a cold oven, and only then turn it on. Preheat oven to 180 degrees. Bake for 20-25 minutes.
To prepare the cream, you need to put the marshmallows in the microwave for 20-30 seconds. Crush the marshmallows.
When the marshmallows have cooled, add the soft butter. Beat with a mixer.
Dilute the dye in 0.5 teaspoon of water. Pour the dye into the cream. Stir with a mixer.
Remove the blanks from the paper.
Place the cream in a pastry bag with an asterisk attachment.
Apply the cream to the sponge cake in the form of stars. Put the trees in the refrigerator.
You can use other attachments for decoration.
Ready-made herringbone cakes with cream can be decorated with mastic, sweets, or confectionery sprinkles.