- 1 can sweetened condensed milk
Immerse closed can on its side in a pot of water and bring to a boil.
Leave on a simmer or light boil for 2 to 2 and a half hours, topping up with water as needed.
Be careful and don’t let the water dry out or the can could explode.
Remove from heat and let cool thoroughly before opening can.
Don’t open the can while its still hot.
The condensed milk should be thick and a nice caramel color.