Main Ingredients:
Egg Whites: 400g; Sugar: 180g; Low Gluten Flour: 160g.
Additional Ingredients:
Half a Lemon; Strawberry Jam: as needed; Orange Jam: as needed; Cocoa Powder: as needed.
Flavor: Sweet; Technique: Baking; Time: One hour; Difficulty: Advanced.
Detailed Steps for Making Plum Blossom Cake Roll
Separate egg whites and yolks.
Whip egg whites and sugar in a blender until fluffy.
Gently mix in lemon juice and flour.
Prepare strawberry jam, orange jam, and cocoa powder.
Take a small amount of batter and mix with strawberry jam, orange jam, and cocoa powder to create three different colors.
Fill a piping bag and pipe plum blossom patterns onto a baking sheet.
Pipe a thin layer of cake batter over the patterns.
Bake in the oven at 190°C for about 10 minutes.
Cool slightly on parchment paper to reveal the plum blossom patterns.
Roll up with the patterned side facing down, spread with orange jam, and roll from one side.
The rolled cake roll.
Cut into pieces according to the pattern.
