The manjar blanco is a sweet specialty from Cali, Colombia made from milk mixed with cane sugar that is heated and whipped meticulously at length in big pots. Rubiela and her husband have been producing the treat for 13 years, at first from her home kitchen by hand with the simplest means, then and today with machines they developed themselves. These machines allow them to regulate the temperature and the different mixing rhythms to achieve the highest quality possible. The couple is now selling their famous manjar blanco and other sweets made of milk and guava in various markets and stores throughout Cali, notably at bus stations. The Cali sweets are prized as gifts by visitors and residents alike. Rubiela Sanchez and her husband have are faithful clients of their MFI, which has supported them not only through loan capital but also with business advice and publicity.