Make skull outlines at least 2 days in advance. Tint royal icing black following color formula provided. Place patterns on cake board, cover with parchment paper and tape in place. Use tip 1 and black icing to outline patterns. Make one for each cookie and make extras to allow for breakage. Let dry 24 hours.
Use Color Right base colors and QuickCount color formulas to tint royal icing in the following shades:
- Neutral Black: 2 cups white royal icing + 70 BK