Emerald deviled eggs

Ingredients:

• 6 eggs
• 1 cup watercress
• 1/4 cup mayonnaise
• 4 slices of ham

Preparation:

1. Hard-boil 6 eggs, then peel and halve. Place the yolks in a food processor and puree with 1 cup of watercress leaves, 1/4 cup of mayonnaise, 2 tablespoons each of chopped green onions and tarragon, and a pinch of salt and black pepper.
2. Cut 4 slices of ham into thin strips, stack them, and place them in empty egg whites. Top with the yolk filling.