1. Add 3g of caster sugar to 100g of flour, 20g of softened butter, 1g of salt, 10ml of ice water, mix well, and knead into a dough
2. Wrap the dough with baking paper and put it in the refrigerator for 1 hour
3. Take out the dough, roll it into a pie, put it in a mold, and remove the excess part
4. Melt 10g of butter, add 2g of caster sugar, stir evenly, and spread on the cake base
5. Wash 2 apples and cut into thin slices
6. Melt 30g butter, add 20g granulated sugar, squeeze in half a lemon juice, add apple slices and stir evenly
7. Roll the apple slices into a rose shape and place them on the cake base
8. Bake in the oven at 190℃ for 25-30 minutes
9. Take out and enjoy
