Dragon Deviled Eggs

• 14 oz water, plus extra to color eggs
• 6 large eggs
• 3 - 6 drops food coloring

Filling

• 7 oz ripe avocados, peeled, deseeded, halved
• 2 oz mayonnaise
• 1 tsp yellow mustard
• 1 tsp Worcestershire sauce
• ½ tsp lemon juice
• ¼ tsp salt, to taste
• ⅛ tsp ground black pepper
• black sesame seeds, to garnish