Why does milk foam? The science behind your latte.

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Oh it’s fall in the Northeast again- the perfect time to switch from iced coffees to silky lattes, cappuccinos, and macchiatos. When I was younger, I remember wishing there was something warm that tasted as good and had a mouth feel as good as ice cream. Luckily, I’ve pretty much lost my sweet tooth and these coffee drinks have fulfilled that wish. Though espresso alone is one of the most delicious things on Earth, add some foamed milk and those tiny velvety bubbles transform it into perfection.

I was making a latte for myself one morning and my daughter asked if I could froth her milk, too. What a great idea, I thought! So these first few chilly mornings of the fall, we’ve been cuddling up and sharing some warm, silky drinks together. I’ve included some coffee-free recipe ideas for you to try with your little ones, too. It’s a great way to bond and also explain a little science. So, what is special about milk that allows it to foam?

Continue reading “Why does milk foam? The science behind your latte.”