03. Combine sugar and milk powder; set aside. Whisk together cornstarch and a splash of milk; set aside. Bring remaining milk, cream, corn syrup and salt to a boil.
04. Whisk in milk powder/ sugar mixture and boil for 2 minutes. Whisk in cornstarch slurry and simmer until thickened, about 3 minutes. Strain, cover with plastic wrap, and chill overnight.