Tia coffee tonic By Easy Food - June 24, 2019 0 3918 Share Tweet Mark it as Favourite 0 Makes 1 45ml Tia Maria 80ml tonic Shot of espresso Grapefruit zest (optional) Fill a glass with ice. Pour the Tia Maria, tonic and espresso into the glass. Garnish it with grapefruit zest, if desired.