ADOBO is one of the National symbol of the Philippines, The concept of adobo was around long before the Spanish arrived in 1521. Like the native people of the Iberian Peninsula, indigenous people in the Philippines had long used vinegar and salt to preserve proteins. When Chinese traders arrived in the Philippines in the 9th century, they brought soy sauce, which was soon added to the marinade (the earliest iterations of Filipino-style adobo are referred to as “white adobo,” as they did not include soy sauce).