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31 December 2018 | Story Igno van Niekerk | Photo Igno van Niekerk
Insects on the menu
Beetle juice and bug flour; Drs Ismari van der Merwe and Cariena Bothma are researching the possibility of a high-protein diet consisting of insect ingredients.

You’ve just had a tasty milkshake made from grasshopper juice, now for a light snack. Your choice: Salty cricket cookies or a deep-fried ant delight?

One of these days the above delicatessen may just find its way to your local restaurant menu if Drs Ismari van der Merwe, Cariena Bothma, both lecturers in the Department of Consumer Science, and their enthusiastic team of students have their way. Insects as food are rich in protein, often tasty, and having them on a menu is not as far-fetched as you may think. After all, we know what culinary delights mopani worms – and yes – cooked land snails (enjoyed as escargots) have become over the years.

 

Cricket smackerals

 

When Dr Van der Mewe explains the benefits of her team’s vision for a high-protein diet consisting of insect ingredients (cricket flour as an example), one becomes aware that this could be the solution to a myriad of problems. Insects eat much less than our regular menu items such as cows (beef), sheep (lamb chops) or pigs (pork). Insects as an alternative diet will reduce the negative impact that larger animals have on the environment and greenhouse gases. Insects have faster life cycles and it takes less effort and space to breed and feed them.

“Ugh! Ick! Disgusting,” you might think. But picture the taste lab where volunteers are given regular chocolate cookies made with regular flour, and then asked to compare it with cookies made from cricket flour. Dr van der Merwe assures me that most people will be unable to distinguish between them, often even preferring the cricket smackerals.

 

Heathy alternative

 

Insect breakfast cereals, granola, and snack food is a real and viable solution for the developing world where food is scarce, and hunger is a real issue. But is it healthy? Dr Van der Merwe assures me that during the process of ‘bug to flour’, they are addressing the main concern: micro-organisms that might be detrimental to health. Once the insects or processed insect by-products arrive on your plate, it’s a healthy high-protein alternative that might become the next revolutionary diet.

So, stand aside Atkins, beware Banting, and be gone Gluten-free – there is a new diet on its way to the menu. Brace yourself for beetle juice and bug flour: a diet full of proteins, fat, energy, and essential amino acids. 

 

News Archive

UFS research on yeast nanorobotics
2006-05-09

Ten members from the University of the Free State's (UFS) Lipid Biotechnology Research Group in the Department of Microbial, Biochemical and Food Biotechnology will be presenting their research  on yeast nanorobotics (nanotechnology) at three international conferences in Europe during May and June 2006.

 

It is one of the biggest group of students from the department to present their research overseas.  

The conferences to be attended include the 2nd International Conference on Non Mammalian Eicosanoids, Bioactive Lipids and Plant Oxylipins held in Berlin, Germany; the 3rd European Conference on Computational Mechanics (ECCM-2006) held in Lisbon, Portugal and the 25th International Specialised Symposium on Yeasts (ISSY 2006) held in Helsinki, Finland.  The UFS Lipid Biotechnology Group is also co-organising the conference in Berlin.

The group members are in front from the left Ms Chantel Swart (M Sc student), Ms Ntsoaki Leeuw (M Sc student) and Ms Monique Goldblatt (M Sc student).
Middle from the left Mr Olihile Sebolai (Ph D student and recipient of the Free State Premier Excellence Award), Ms Ané van Heerden (M Sc student) and Dr Catrine Strauss (post-doctoral student).
At the back are from the left Mr Desmond Ncango (M Sc), Dr Carlien Pohl (Senior Researcher), Prof Pieter van Wyk (Head: UFS Center for Confocal and Electron Microscopy) and Prof Lodewyk Kock (Head: UFS Lipid Biotechnology Group).
Photo: Stephen Collett

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