Throw the walnuts into boiling water! My grandmother told me this secret!

Throw the walnuts into boiling water! My grandmother told me this secret!
✔ Ingredients:
walnuts to taste
water
1 teaspoon cinnamon
▪️for the test
420 g flour 00
200 g butter at room temperature
8 g baking powder
1 tablespoon
lemon flavor or lemon zest
▪️ apricot jamPlease LIKE 👍 under the video and write a comment or just a SMILEY face