Use 2 to 3 fresh eggs
Crack eggs into a bowl
Add a pinch of salt
Add a little black pepper
Whisk until fully combined and slightly frothy
Heat a nonstick pan over medium-low heat
Add butter and let it melt without browning
Pour in the eggs
Stir gently with a spatula for a few seconds
Let the edges set while the center stays slightly soft
Tilt the pan to let uncooked egg flow underneath
Add desired fillings to one side
Fold the omelette in half
Cook briefly until just set
Slide onto a plate immediately
Serve warm