1. Put 5 drops of lemon juice and 5 grams of cornstarch into 3 egg whites.
2. Use a whisk to whip until wet foaming, and it is best to lift the whisk with a small hook.
3. Add 20 grams of milk powder and 5 grams of powdered sugar, and mix well.
4. After mixing evenly, pour it into the pre-prepared piping bag, use a medium-sized 8-tooth piping nozzle, and slowly squeeze it into a baking pan that has been spread with grease paper.
5. Put it in the preheated oven, and bake for 60 minutes at 100 degrees for the upper and lower tubes.
6. Dangdang, the snow-white meringue beans are ready~.
