Many Filipinos love to eat balut at nights .
Balut is a fertilized duck(or chicken) egg with a nearly-developed embryo inside that is boiled and eaten in the shell. In the Philippines it is popularly believed to be an aphrodisiac and considered a high-protein, hearty snack, balut are mostly sold by street vendors at night almost everywhere in the Philippines.
They are often served with beer when drinking at nights.
Balut is common at nights than during the day.
＜Buy Balut for Night!＞
Because it is a night food which is believed to improve Filipinos sex drive. Vendors sell balut at night because their best and most reliable buyers come from drinking parties and late-night snakers.
＜Night Food? Balut＞
In the Philippines, nights cannot enjoyed by a common Filipino without this night food, balut.