What is extraction? – The theory & Food

After writing about making your own extracts (vanilla & orange/lemon) and how to use these it is time we start talking more hard core science. What is extraction from a chemists perspective? And is there something we can calculate here? Making you interested in food science is one of the …

The Casein family – Protein & cheese science

There are so many different types of cheese: brie, fresh cheese, mozzarella, gruyere, parmezan, Gouda, paneer, emmentaler and I could go on for a lot longer. What’s interesting though is how they just about all depend on one type of protein in milk: the casein proteins. Thanks to these proteins …

Yellow vs red tomatoes – Colour science

Fruits and vegetables are probably the most colourful foods on our table. Meats and fish are all pretty similar (white/reddish), carbs are often yellow/brown/white, but fruits and vegetables can be so many different colours. These colours aren’t just pretty, they are also fascinating for scientists to study. Colour molecules are …

Making Vanillin – Three production routes & Their chemistry

Vanilla is one of the most common and popular flavours in food. Are there ice cream shops that do not sell a vanilla ice cream? There are several ways to make food taste like vanilla. You can either use pure vanilla, or you can use (artificial) vanillin. Since we’ve discussed …

What is gelatin? – Gelatin science basics

Ever made your own stock, stored it in your fridge overnight and ended up with a stock jelly instead of liquid? Ever made a wobbly sweet, soft pannacotta? You might not realize it, but despite the fact they taste and look so different, that stock jelly and pannacotta have one …

Why pistachios & pistachio ice cream are green(ish)

Ever seen and eaten a bright green pistachio ice cream which didn’t taste like pistachio at all? I surely have. Ever tried making pistachio ice cream and had it turn out brownish instead of the nice bright green ice cream? Again, I surely have. I’ve seen pistachio ice creams varying from …

Vegetable and fruit texture

Poached pears are soft and juicy whereas a ripe fresh pear has a nice crunch to it. Raw carrots crunch and you need a firm bite to break a bit of, but, the carrots which have been boiling in your soup for more than an hour are beautifully soft and …