Toast the bagel

• Slice the bagel in half and toast the halves until golden.

Beat the eggs

• Whisk the eggs in a bowl with salt and black pepper.

Cook the folded egg

• Melt the butter in a frying pan over medium heat.
• Pour in the eggs and let them set slightly, then fold the edges toward the center to form a folded omelette.
• Place the cheese slice on top and let it melt.

Assemble the sandwich

• Slide the folded egg onto the bottom bagel half.
• Close with the top half and serve warm.