The water was boiled until it thickened and turned black. Wine was additional for the duration of boiling. The ink was poured into Distinctive bags and hung during the Sunshine. When dried, the combination was blended with wine and iron salt around a fire to produce the final ink.[15] https://how-to-draw-with-ink-pens44321.aioblogs.com/89369151/the-ultimate-guide-to-how-to-draw-with-ink-pens