What is the formula of Portuguese egg tart liquid?

Preparation materials: 200g milk, 2 egg yolks, 20g low-gluten flour, 0/0g sugar/kloc, 20g condensed milk.

1. Separate the yolk with a big mouth.

2. Put two egg yolks in a bowl and add the prepared milk.

3. Then add the prepared fine sugar and low-gluten flour.

4. Then add the prepared condensed milk into the bowl.

5, stir well, Portuguese egg tart liquid is ready.