The story of summer water park is a commercial game. The method of making black tea in the game is:

1. Ingredients: tea and milk.

2. Production steps: firstly, put the tea leaves into the teapot, then heat the teapot, wait for a while, then pour in the milk, then heat it, and finally, you can drink black tea after a while.

The above contents are for reference only, and the actual game production methods may be somewhat different.