With 700 g of Flour I made a tray of Croissants! Fluffy and Delicious

With 700 g of Flour I made a tray of Croissants! Fluffy and Delicious ingredients: 200 ml of warm milk. 200 ml of warm water. 2 tablespoons of sugar. 5 g of dry yeast. mix well. 1 egg. 50 ml of vegetable oil. mix. 700 g of wheat flour. 1 teaspoon of salt. mix well with a spatula. knead the dough by hand. knead the dough until it becomes homogeneous. grease a bowl with vegetable oil. cover and leave to ferment for an hour. sprinkle with flour. roll out the dough with a rolling pin. mark the center of the dough. make cuts as shown in the video. 80 g of butter. fold the dough as I show you in the video. cover and leave in the refrigerator for an hour. sprinkle the table with flour. roll out the dough to a thickness of 1 centimeter. make cuts, repeat after me, it's easy. roll and shape the croissants. it is placed on a tray lined with baking paper. cover and leave for 30 minutes. mix a yolk with a spoonful of mil