PREPARE DOUGH 1:

1. In a mixing bowl, combine cookies flour, sugar, and salt.
2. Cut in unsalted butter until the mixture resembles coarse crumbs.
3. Gradually add water, mixing until a smooth dough forms.
4. Cover and let it rest for 20 minutes.

PREPARE DOUGH 2:

1. In another bowl, mix cookies flour and Matcha powder.
2. Add butter and mix until a smooth dough forms.
3. Cover and let it rest for 20 minutes.
4. Filling Preparation:Mix the mooncake paste with melon seeds evenly.
   Divide the paste into 22g-25g portions and roll into balls.
   Press a small dent in each ball and insert half of a salted egg yolk. Re-roll to enclose.Forming the Mooncakes:
   Roll Dough 1 and Dough 2 into equal-sized logs.
   Cut each log into equal pieces (about 12-15 pieces each).
   Flatten each piece of Dough 1, place a piece of Dough 2 inside, and wrap Dough 1 around Dough 2.
   Roll the combined dough into a spiral shape, flatten it, and wrap it around the filling.
   Baking:
   Preheat the oven to 180°C (356°F).
   Bake for 20-25 minutes until the crust is golden brown.Allow the mooncakes to cool before serving.