Mashed Potato and Ham Casserole | RICARDO

Ingredients

• 3 cups (750 ml) mashed potatoes
• 1/4 cup (60 ml) milk
• 1/4 teaspoon (1 ml) ground nutmeg
• 4 eggs, separated
• 2 cups (500 ml) grated sharp cheddar
• 2 cups (500 ml) diced cooked ham
• 1 cup (250 ml) frozen peas
• 1/4 teaspoon (1 ml) cream of tartar
• Salt and pepper