How to make bubble mixture - BBC Good Food
Top tips. Glycerine can be found in the baking section of most major supermarkets and can be added to the bubble mixture to make it more stable. We found that adding 1 tbsp glycerine to the recipe above made our bubbles last much longer. Letting it rest overnight, or as long as you can bear to wait, does allow the mixture to settle and combine, which will improve your bubbles.