If you’re a latte or espresso ritualist but want something that doubles as a nourishing breakfast or a post-workout pick-me-up, meet your new favorite go-to: This coffee protein shake recipe.

It's easy to double the recipe to make extra, too. If you're making a black iced coffee, fill a small glass with ice cubes. If you're making a milky iced coffee (an iced latte), fill a medium ...