In a medium saucepan on medium heat, whisk 6 tsokolate tablea in evaporated milk until dissolved.
Transfer to mugs. Serve warm.
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Notes
The tablea I get is usually sweetened so there is no need for sugar or other sweeteners in this drink. They are available unsweetened though and it's quite bitter. Check before purchasing.
For a smoother drink, strain the tsokolate through a fine mesh strainer before serving.