Boil 5 eggs until fully cooked, then peel the shells.

Wash and cut broccoli into small florets. Boil water, add 1/2 tsp salt, and blanch broccoli briefly. Rinse with cold water.

Remove excess water from broccoli using a cloth and chop finely.

Mash boiled eggs in a bowl.

Mix plain yogurt, mayonnaise, salt, and pepper in the bowl with mashed eggs. Add chopped broccoli and mix well.

Toast bread slices in a dry pan until golden brown.

Place a slice of toasted bread on a sheet of plastic wrap, add a generous amount of egg mixture, and cover with another slice of bread.

Wrap the sandwich tightly with plastic wrap and repeat for remaining sandwiches.