Piped Duchess Potatoes - TK

Ingredients

• 1 1/2 lb. sweet potatoes, peeled and diced
• 1 1/2 lb. potatoes (like yukon gold) or russet), peeled and diced
• 8 oz softened or melted butter, divided
• 1/2 to 1 c cream at room temperature or slightly warmed
• 3 eggs (2 for the 2 batches of potatoes and 1 for the egg wash)
• 2 pinches nutmeg (about 1/8 teaspoon)
• 1 1/2 teaspoon salt
• 1/2 teaspoon pepper