Steps
1. In a bowl, whisk together eggs, milk, salt, and pepper until well combined.
2. Heat butter or oil in a non-stick pan over medium heat.
3. Pour the egg mixture into the pan and cook for about 1-2 minutes until edges start to set.
4. Sprinkle the shredded cheese evenly over the eggs.
5. Distribute the drained tuna over one half of the omelette.
6. Carefully fold the omelette in half and cook for another 1-2 minutes until cheese melts and eggs are cooked through.
7. Slide the omelette onto a plate and drizzle soy sauce over the top before serving.