"Tablespoon cocoa" refers to a measurement of cocoa powder, which is a type of chocolate ingredient. It means using one spoonful of cocoa powder when cooking or baking. Full definition
Plant power protein smoothie: 1 scoop of your choice of plant - based protein + 1 cup almond milk + 1 tablespoon cocoa powder + 2 tablespoons almond butter. (manrepeller.com)
Meanwhile, whisk flour, espresso powder, kosher salt, and 1 tablespoon cocoa powder in another medium bowl; set aside. (bonappetit.com)
To serve, add 2 heaping tablespoons cocoa mix to 1 cup hot non-dairy milk. (gfreefoodie.com)