1. Whisk the egg whites with white vinegar and white sugar. The white sugar must be divided into three times.
2. Beat into rigid foam.
3. Take a small part of meringue and add yellow pigment
4. After mixing, put it into a piping bag.
5. First squeeze the white meringue, then squeeze the yellow meringue
6. Oven bake
7. Hand brewed coffee
8. Add milk
9. Spread with poached egg meringue.
