The Secret World Of...Season 22022 · 6 episodesEpisodes1Ice CreamFrom Wall's and Lyons Maid to Mars, Haagen-Dazs and Ben & Jerry's, Jo Brand tells the nostalgic story of how we fell in love with our favourite frozen delights.2BurgersJo Brand lifts the lid on our love for burgers and the beef between the rivalries, from Wimpy, McDonald's and Burger King, to the modern players Honest Burgers and Meat Liquor.3Sweets4SandwichesJo Brand unwraps the nostalgic story of Britain's sarnie supremo, from the first M&S pre-packaged sandwich to Pret a Manger's revolution and the mass appeal of Subway and Greggs.5CerealsJo Brand tears open the story behind Britain's battle of the brekkie cereals, charting the rise and rivalries of our favourites, from Kellogg's and Weetabix to Deliciously Ella.6Christmas ChocolateSeason 1