[4][3] Zumbo's parents owned the local IGA supermarket, where he developed a sweet tooth and a keen business sense.

[3] His early years were spent in Italy where he learned to appreciate various types of coffee, reflected in the coffee-inspired culinary items found at the various patisseries he owned around Sydney.

[3] Zumbo started his career by supplying homemade tarts, muffins, brownies and banana bread to local cafés in Sydney.

[8] In August 2018, Zumbo's company was placed in voluntary administration, with plans for existing stores continuing to stay open.

[14] In June 2016, the same layered cake was listed as number 8 in Good Food's 2016 top 10 cult desserts in Sydney.

[4][16][17] In the 2018 Netflix series Sugar Rush, hosted by Hunter March, Zumbo is a judge alongside Candace Nelson.

Episode 3 featured Adriano returning to his hometown, Coonamble, to help cater for one of the biggest events of the year – his father's 70th birthday.