Ingredients

• 6 slices of soft white bread/toast
• 1 large egg
• 6 thinly sliced ham
• 2 tbsp of Japanese kewpie mayonnaise (or mix 2 tbsp of American mayonnaise w/ 2 tsp of honey)
• 2 tbsp of unsalted butter, room temperature
• 1/4 cup of whole milk
• 3~4 tbsp of granulated sugar