Overdraft: Will the Vien Family's food business turn into a recipe for success? Aug 10, 2019 Overdraft: Will the Vien Family's food business turn into a recipe for success? Wian van Blommestein had a modest culinary hobby for over a decade – making beef jerky, known as biltong. That hobby grew into a desire to start a family business, and then grow that business so that his loved ones could join in full-time. Continue reading