Egg White Omelette (Fluffy, Soufflé-style)

Bahan-bahan (1 porsi)

• 3 egg whites ((Note 1))
• 10 g / 1/3 oz pecorino (, finely shredded (sub parmesan, Note 2))
• 1/2 tsp chives (, finely chopped + extra for garnish)
• 10 g / 2 tsp unsalted butter
• 1/8 tsp sea salt
• 1 small pinch white pepper
• 1 tsp olive oil
• 1/2 cup asparagus (, finely sliced on an angle (~2 spears, 25g/1 oz))
• 2 paper-thin slices prosciutto ((20g/ 2/3oz))