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 …

Orange and lemon zest extract – Alcohol extraction

When making a dessert (hot cross waffles!) the other I needed the zest of about 1/5 of an orange and of a lemon. I don’t like using half products though. So I wanted to use all the zest in some useful way and decided to give makingmy own orange and …

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 …

What makes Oreo cookies black – On cocoa powder science

Oreo cookies are that type of cookie that’s combined with everthing and used for all sorts of baked goods. There’s Oreo cookie ice cream, Oreo cookie pie crust, etc. The super black outer cookie with the snow white gooey inside make it look different than a lot of cookies out …

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 …

Lemon bars – The power of egg yolks

When I make ice cream or some other sort of custard I would normally ‘cheat’, I’d use some corn starch or regular flour to thicken up my custard. It’s some sort of cheating since it should also be possible without any flours, but by using egg (yolks) only. Nevertheless, those …

The best oil to fry in? – A reader’s question

I can keep on being surprised by discovering that some sort of basic food such as rosemary, apples, or, in this case, frying oils has been researched extensively! When diving into ‘frying with oil’ I found complete books dedicated on the topic and loads of articles. Who would have thought …