Startup Scrambles to
Replace Eggs
Hampton Creek Foods Serves Up Plant
Alternatives for Cookie Dough, Mayo
By Farhad Manjoo in
the Wall Street Journal
The ordinary chicken
egg is one of the world's most perfect foods. Eggs are a cheap, abundant,
delicious source of protein. They're also extremely flexible, capable of performing
as many as 22 different culinary functions in a wide array of foods.
In cakes, eggs trap
gasses in the batter, creating a light, airy texture. In mayonnaise, egg yolks
stabilize an emulsion of oil and an acid. In a meatloaf, they bind disparate
ingredients together. In a custard, they thicken liquids to form a gel.
There's only one
problem with eggs. "They are fantastically inefficient," said Josh
Tetrick, the founder of a San Francisco food-technology startup called Hampton
Creek Foods, only he uses an F-word other than "fantastically."
Egg production is the
fastest-growing segment of intensive agriculture as demand skyrockets in
emerging economies. Mr. Tetrick points out that 1.8 trillion eggs are laid
globally each year, and chicken feed—much of it soy and corn, which require
vast amounts of land, water, and fossil fuels to grow—accounts for 70% of the
cost of an egg.
Mr. Tetrick thinks he
can do better. He has secured financing from some of the tech industry's
largest venture backers to do what most egg-loving foodies, myself included,
consider both sacrilegious and impossible: He wants to replace the chicken egg
with plant-based protein sources.
Actually, that's
underselling the goal: Hampton Creek wants to "surpass" the egg, to
make eggless foods that taste better, are free of cholesterol, last longer on
the shelf, are more ecologically sustainable and humane, and are far cheaper
than their eggy counterparts.
This is a gargantuan
goal, and Mr. Tetrick concedes that the company isn't close to achieving it.
But Hampton Creek is far enough along to illustrate the power of what you might
call "food engineering."
To create its eggless
products, the company's battalion of biochemists, food scientists, and software
engineers are modeling their efforts on processes first used in drug companies
and the tech industry. If their plan works—and my taste buds suggest it
might—Hampton Creek may show how the software and biotech industries'
innovation techniques might alter sectors far beyond.
Take Hampton Creek's
cookie dough, which will go on sale in February. In a blind test, I was able to
tell the difference between Mr. Tetrick's cookies and those containing eggs.
The eggy ones were
slightly browner. Yet I preferred the eggless cookie's taste and texture. They
weren't too sweet, were slightly salty, and achieved just the right balance
between crunchy and chewy.
And the cookies are
almost a side-benefit of the dough. Because the dough has no eggs, you don't
even have to bother baking it. Indeed, Hampton Creek's product is called Eat
the Dough. It comes in a carton with a spoon set in the lid, like something
you'd buy from the ice-cream man.
Mr. Tetrick grew up in
Birmingham, Ala., on a diet of "chicken wings and gristle." He's now
a vegan and, while animal welfare was part of his motivation for founding
Hampton Creek, he has been careful to play down that goal for his company .
"That's a losing proposition in the marketplace," he said.
For Mr. Tetrick there
are many more hard-nosed reasons for creating a better egg substitute. To
borrow a favorite tech-industry slight, eggs can't scale.
He argues that they
require too many resources for their production to grow indefinitely. And he
has persuaded several tech luminaries to join his mission. Hampton Creek's
investors include Khosla Ventures, Bill Gates, and Peter Thiel's Founders Fund.
Altogether, Hampton
Creek has raised $6 million, with which Mr. Tetrick believes it can eventually
render eggs "obsolete" across every dimension, including price. At
the moment, Hampton Creek's egg replacement costs about 39 cents a pound, about
half the price of a pound of liquid eggs.
"We want to drive
the price through the floor so radically that it would be silly to consider
anything else," he said.
How can Hampton Creek
do that? Josh Klein, its director of biochemistry R&D, likens the company's
egg-replacing strategy to the process a drug company might use to fight disease.
Every day, the lab screens dozens of new plant species in search of
applications that might be similar to those of eggs. Armed with the database,
they mix and match plants to create new, eggless foods. Then, they prototype,
taste, and repeat.
In a way, Hampton
Creek is treating food like software, borrowing various bits of code from
different kinds of plants.
It's a novel,
mathematical way to think about food—one that confounds the sensibilities of
those who reject "processed foods" but may ultimately realize the
dream of providing sustainable, tasty, healthy and affordable food for the
entire planet.
So far the results are
quite good. Hampton Creek discovered a specific kind of yellow pea that has
fantastic powers of emulsion, leading to a mayonnaise that the firm claims
beats leading brands in taste tests.
I found the texture
exquisitely creamy and, compared with eggy store-bought mayo, Hampton Creek's
mayo had a cleaner, less aggressive flavor profile.
Mr. Tetrick says that,
in large quantities, he can make eggless mayo 10% cheaper than conventional egg
mayo. Driven by price, many Whole Foods stores across the country have switched to
Hampton Creek's mayo in their store-prepared foods (like the potato salad). But
at retail, Hampton Creek's mayo isn't very cheap: It sells for $3.50 or $4.49 a
jar at most Whole Foods stores. That's about the same price as egg-based mayo,
but Mr. Tetrick says that Hampton Creek has room to cut its prices
substantially.
The company's next
goal is to make an eggless liquid that, when fried, turns into scrambled eggs.
Right now, the product is in the prototype stage. One of Hampton Creek's
scientists cooked up a plate for me, and I found the fake scramble slightly
rubbery and grainy, more like a spongy crepe than an egg.
But Mr. Tetrick says
he believes that it won't be long till the company creates the perfect eggless
scramble. "The chicken is great, but it isn't getting any better," he
said. In other words, it's a sitting duck.
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