Deviled Egg & Cress from The Official Downton Abbey Afternoon Tea Cookbook by Downton Abbey

Ingredients

• Salt and black pepper
• 4 tablespoons (60 g) unsalted butter, at room temperature
• 4 eggs
• ½ cup (15 g) watercress leaves
• 8 slices good-quality white bread, such as pain de mie
• Sweet paprika
• ½ teaspoon finely chopped fresh dill
• ⅛ teaspoon grated lemon zest
• ¼ cup (60 ml) mayonnaise
• 1 teaspoon finely chopped fresh parsley