Cut bread into two slices to make 2 triangles.
Arrange bread slices in a circle and press surface with the back of a spoon.
Bake for 3 minutes at 250 degrees C.
Spread with bolognese sauce and crack an egg in the middle.
Top with cheese and bake for 7 minutes at 250 degrees C.
Top with prosciutto and baby greens and serve immediately.