Peel bananas, chop into chunks and freeze overnight. Next day remove from freezer and leave at room temperature for 20 minutes. Place bananas and raspberries into Thermomix or blender and process until smooth.
Making yogurt by Thermomix is EASY and so very REWARDING. It's not only healthier, but a great way to save money, as making your own yogurt cuts costs to about a third! This super simple recipe from Valerie is the best way to get started.