Combine 4 tablespoons of ground coffee with the base and stir well. Bring to a boil. Reduce heat and simmer 10 minutes. Strain into a bowl and reserve the liquid for dyeing. Let cool.
Combine 4 tablespoons of ground coffee with the base and stir well. Bring to a boil. Reduce heat and simmer 10 minutes. Strain into a bowl and reserve the liquid for dyeing. Let cool.