Is a teaspoon level or rounded?
If it calls for a teaspoon, that is always level. In fact, all measures, teaspoons, tablespoons, cups, etc. all are leveled off for it to have the correct measure.
How do you measure TSP?
Measuring Teaspoons A teaspoon is 5ml, so if you have metric measuring items, such as a measuring jug or even a clean medicine cap, you can do a quick measurement that way. Otherwise, the tip of your index finger from your first knuckle to the tip is roughly equal around a teaspoon.