What floats in coffee?

Common:

* Coffee grounds: Especially if they're coarsely ground or if the coffee is over-extracted.

* Oil: Coffee naturally contains some oils, which can float to the surface.

* Cream or milk: If not properly mixed.

* Bubbles: From frothing or stirring.

Less Common:

* Foreign objects: A stray insect, a bit of debris from the coffee filter, etc.

* Spices: If you add cinnamon sticks, star anise, or other spices to your coffee.

* Sugar: If you add granulated sugar and don't stir it in completely.

Things that shouldn't float in coffee:

* Coffee beans: Whole coffee beans should not float in your coffee. If you find them, it's a sign of an issue with your brewing process.

Let me know if you'd like to know more about any of these items!