Hello
Weaning of foods items - can start from 6 months onwards.
If there is no history of egg allergies in parents - you can start with full boiled egg - yellow followed by white next few days - of course after making it like a soup after meshing it.
Next Steps
start with yellow then white - to check response of baby.
Health Tips
full boiled eggs preferred - as it kills all the germs present in raw egg - if any.