Monkey gland sauce
Monkey gland sauce has its origins in south africa. it has been featured as a restaurant item since the 1930s, becoming a south african restaurant and fast food staple condiment. it is a thick, sweet and tangy sauce and dark in colour. it is typically served as a topping for grilled steaks or burgers, but is also used as a marinade, a dipping sauce for onion rings and fries, or on roasted potatoes.
Source: Wikipedia
