1. Concentrated rose water---Put the dried roses in the water and heat, cook until the color of the roses fades, pour out the rose water and let it cool for later use.
2. The butter is softened, add icing sugar, mix well, and beat slightly.
3. Add concentrated rose water and mix well.
4. Flour, milk powder, baking powder, cheese powder, sifted, and rose petals, walnuts chopped into the butter, and knead into a ball with your hands.
5. Take an appropriate amount of dough, press out into a round shape, sprinkle an appropriate amount of walnuts, and press lightly.
6. Bake in the oven at 180C/350F for 15 minutes. (The temperature of each oven will be different, pay attention to the heat).
