French Omelette

Bahan-bahan (1 porsi)

• 1 tablespoon plus 1/2 teaspoon unsalted butter
• 3 large eggs
• 2 to 3 tablespoons shredded cheddar, gruyere, fontina, or similar melty cheese, optional
• Kosher salt or flaky sea salt, such as Maldon or fleur de sel
• 1 to 2 teaspoons finely chopped fresh chives or a mix of tender herbs