What is the premise of Aldi’s Next Big Thing TV show and what can viewers expect in terms of product pitches and themes in each episode?

The premise of Aldi's Next Big Thing TV show is to feature small-scale suppliers pitching their innovative food and drink products to Aldi, one of Britain's largest supermarkets. Each episode showcases different themes such as bakery week, party foods, confectionary, world foods, healthy and wholesome options, and Aldi's Christmas Secrets. In each episode, unique and innovative food products are presented, with only one winner selected per episode. Viewers can expect to see a variety of product pitches ranging from sauces to insects as the future of food, with a focus on creativity and originality in each presentation.