- 1 tablespoon water
- 1 teaspoon soy sauce, or to taste (optional)
- 1/2 teaspoon white sugar
- 1 egg
- Mix water, soy sauce, and sugar together in a small bowl until sugar is dissolved. Add egg and beat until egg mixture is combined.
- Heat skillet over medium heat until a drop of water evaporates almost immediately. Pour egg mixture into pan. Cook until the bottom of the omelet has solidified, 3 to 5 minutes. Flip and fold omelet into a square and transfer to a plate.