rectangular container (18.3 × 12.5 × height6.2cm, 7.2 × 4.9 × height2.4 inch) • milk • granulated sugar, for milk • egg yolk • granulated sugar, for yolk • vanilla oil • mascarpone • (7/8 us cup) heavy cream • granulated sugar, for heavy cream • vanilla essence • rum (optional) • Instant coffee •