1, ingredients: medium gluten flour, whole milk, butter, baking powder, salt.

2. Sift the flour through a flour sieve, add the baking powder and salt, and mix well.

3. Cut the butter into small pieces.

4, use a fork to mix the butter and flour until out of this small pieces, after that put into the refrigerator for 30 minutes, this is to solidify the butter, so that the butter later into the oven after the melting.

5. After 30 minutes, dig a hole in the center of the flour and pour in the milk and stir to form a ball.

6. Sprinkle a bit of flour on the board and use a rolling pin to roll out the dough into a 1cm thick sheet.

7, 1/3 folded, and then from the bottom 1/3 against, and then rolled into a 1cm thick long sheet, but do not press hard, we want to retain the air inside.

8, fold again, and then take the rolling pin to roll it out, make it into a 2.5cm thick piece.

9, use a cup or knife to make a round shape.

10, into the preheated oven, 200 degrees up and down heat bake 20-25 minutes.