Deviled Green Goblin Eggs

Ingredients

• 6 cups hot water
• 1 (0.3-ounce) bottle yellow liquid food coloring
• 1/2 (0.3-ounce) bottle blue liquid food coloring
• 1/2 (0.3-ounce) bottle green liquid food coloring
• 2 tablespoons cider vinegar
• 12 large unpeeled hard-cooked eggs, with shells cracked
• 1/2 cup instant potato flakes
• 1/2 cup mayonnaise
• 1/2 cup sour cream
• 1/4 cup minced fresh chives
• 1/2 teaspoon salt
• 1/2 teaspoon seasoned pepper