Ruminations

Blog dedicated primarily to randomly selected news items; comments reflecting personal perceptions

Wednesday, February 19, 2020

How Many of These Delicious Waffles Would You Like?

"The ecological footprint of an insect is much smaller compared to animal-based food sources." "Besides, we can grow insects in large quantities in Europe, which also reduces the footprint of transport. After all, palm fat is often imported from outside of Europe."
"Insect fat is a different type of fat than butter. Insect fat contains lauric acid, which provides positive nutritional attributes since it is more digestible than butter."
"Moreover, lauric acid has an antibacterial, antimicrobial and antimycotic effect. This means that it is able, for example, to eliminate harmless various viruses, bacteria or even fungi in the body, allowing it to have a positive effect on health."
Daylan Tzompa-Sosa, researcher, Ghent University, Belgium
"Bakery products with insect fat are more likely to be appreciated, because the insects are merely a form of fat substitute,” said researcher Joachim Schouteten.   Getty Images
There's that "ugh" factor of course, to overcome. It doesn't exist in Africa or Asia, as an example, but it certainly does in the West. Where the prospect of foods with additives of insect content will be viewed as less than positive, even if it comes with the assurance that eating insects rather than cows is more environmentally friendly, and even more nutritious than the common, everyday diet we invest our dinner tables with. But processing common foods with a 'butter' sourced from black soldier fly larvae may be the wave of the future.

Mealworm burgers sound grim, to be sure, and most people who look for alternatives to beef burgers would prefer to be served vegetable-sourced Beyond Burgers, but this aversion may eventually be overcome as demonstrated by a newly published research study. No, study participants weren't served cricket pasta or mealworm bolognese sauce and caterpillar energy bars; that's all for the near future. This study began rather modestly by researchers at Ghent University in Belgium.

Credit: Ghent University
They decided to focus on innocuous waffles and envision that all manner of pastries at some near future date may be infused with the same kind of 'butter' they used in the waffles, taking the place of dairy butter. Reflexively you might mutter that you'd prefer to stick with 'real' butter. But the Belgian scientists conducted a blind taste test serving 344 people three different iterations of waffles, cakes and cookies. With each of the pastry types one batch was produced with all butter, another with 75 percent butter and 25 percent black soldier fly larvae fat, while the third had a 50/50 butter and larvae fat content.

Well, yum, you know... Cake samples with one-quarter insect fat succeeded in eluding the tasters' suspicions that any insect content was included; they could taste no difference between the all-butter version and the one-quarter insect fat offering. The taste participants in the study were informed beforehand that the pastries could contain "an insect ingredient", yet none among them realized that what they tasted and relished had a larvae fat content in the 25 percent apportioned to the cake.
Image result for belgian study, insect larvae
Vice

"In the case of waffles, they did not even notice the presence of insect fat when half of the butter had been replaced", wrote the researchers in their paper published in the journal Food Quality and Preference. "Also, the texture and colour were hardly affected as compared with butter", they elaborated of the cruel joke they played on initially advised, but naive taste-testers. It reminds me of when my children were young and hated liver, but relished the 'meat loaf' I'd once made with liver I had first ground up, then mixed with an egg, tomato sauce, breadcrumbs and spices.

They enjoyed that meat loaf, even asked for seconds, and I was so pleased that I blurted out when they had finished their meal that what they had just eaten and so obviously appreciated was the very same healthy kind of meal that they refused and termed disgusting. Their faces blanched, and one of the three looked as though he was prepared to upchuck. That was an experiment I never repeated because I promised them that this represented the first and last time; the only way I could convince them I didn't hate them at all, but cherished them and to prove it, put all such future attempts to permanent rest.
Carabid beetles (Photo: Thierry Hubin, RBINS)
Photo: Royal Belgian Institute of Natural Sciences

A 2012 study published in PLOS One found raising insects requires 25 times fewer land resources than is true for cattle. And a 2015 research paper published in the journal Water, demonstrated that mealworm raising uses one-third less fresh water than is needed for conventionally farmed animals.

Using insect fat, the researchers suggest, even as a partial substitute for butter or palm oil, would have clearly positive environmental impacts. An estimated two-billion people worldwide need no introduction to appreciating insects in their diets. They are high in protein and rich in number. Eventually people in the West may open their minds, their shopping habits and their dinner table preferences to include the sustainable harvest of insects. They're all around us, everywhere we look. And there's incomparably more of them on this planet than any other living creature.

Image result for belgian study, insect larvae
Without even cringing ... The Globe & Mail
 

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