UNICORN POPCORN

MAKES 8 CUPS Line 4 oven trays with baking paper. In a medium saucepan, combine ½ cup caster sugar and 2 tbsp water on low, stirring until sugar has dissolved. Increase heat to medium, simmer without stirring 5 mins until mixture is reduced and syrupy. Add a few drops blue food colouring and swirl to combine. Add 2 cups plain popped popcorn and stir with a wooden spoon until completely covered. Spread popcorn on tray to cool. Repeat 3 more times using blue, yellow and green food colouring.