This is the 6439th most frequent German word.
ei
"Ei" means "egg" in English.
Here, 'Ei' specifically refers to a chicken egg as a breakfast item.
Ich möchte ein Ei zum Frühstück.
I would like an egg for breakfast.
In this context, 'Ostereier' refers to decorated eggs traditionally associated with Easter.
Das Kind liebt es, bunte Ostereier zu sammeln.
The child loves collecting colorful Easter eggs.
Here, 'goldenes Ei' represents a fictional concept or item, showing metaphorical use of 'egg'.