Dragons' Den Season 16 Episode 7 Episode 7 ( Air Date 2018-11-04 ) Genre Reality category. Overview "Peter Jones, Deborah Meaden, Touker Suleyman, Jenny Campbell and Tej Lalvani assess the profit-making potential of more business ideas. Up for consideration are a mother and son's range of spicy street food, a range of cocktails, and a former teacher's plan for a new system to mark students' schoolwork. Presented by Evan Davis.".