put the sweet potatoes into a big pot, cover with water and cook over low heat. the cooking process will take about 6-8 minutes once the water begins to boil. to know if the sweet potatoes are ready, poke them with a fork. if it you can easily pierce the sweet potatoes, then they’re ready.
while the sweet potatoes cook, put the butter and sugar in a small pot over medium heat. stir until the butter is melted and the sugar has dissolved.
empty the milk over sugar and butter, and stir until you get a smooth sauce. add the rum, stir, turn off the heat and leave aside.
drain the water from 