How to Make Butterfly Pea Flower Tea Ice Cubes

https://curious-teapot.summitquill.com/posts/gifts-for-tea-lovers-who-prefer-strong-black-tea

How to Make Butterfly Pea Flower Tea Ice Cubes Freeze a strong, strained blue infusion in clean trays. Drop the cubes into clear water or lemonade and watch the color soften as they melt