Get some milk (Any milk will do).
If you don't know what milk looks like, most of the time, this is what it looks like.

Grab some cookies. (Any cookies will do).
If you don't know what a cookie looks like, here you go, this is what it should look like.

Combine these great things however you want. Dunk the Cookies in the Milk, pour the milk over the Cookies. Do whatever you want.
The great thing about this is the fact that even Vegetarians and Vegans can do it.

I'm going to note some of the Vegan alternatives (for all you Karens out there), because some wise ass once said that there wasn't such a thing as a Vegan friendly milk in the comment section. There is the following, Soy Milk, Coconut Milk & Oat Milk and others which you are free to research.

Congratulations, you should now be good at GTAO.
However, results may vary for each individual, so don't be disappointed if you don't have bags of cash at the end. Thanks for reading, please feel free to like, comment and favourite if you found helpful, or even leave an award if you're generous.