Why is cheddar cheese orange?

2. “Cheese is naturally white.Organic Valley has responded to customer
requestsfor traditionally coloured Colby and Muenster.”
Organic Valley

3. “It all began in
CheddarGorge
in Somerset.”
Story of
Cheddar Cheese
Cheddar cheese
was first found in
a Cheddar Gorge
cave!!

4. Cows and Carotenes: Does what
the cow eat affect cheese color?
“The more
Carotenein the
cow’s food (grass), the
more yellowor
yellow-orange the fat
in the milk”
Plants have carotenes to prevent
photo-inhibition!

5. Orange light
Why does annatto
make cheese look
orange?
“It scatters only the
yellow-orange
wavelengthsof
light.”
Light

6. how does
it influence the color of cheese?
Casein: the most
important protein in milk
Casein micelle
“Casein Reflectsall
light and makes the
cheese look white”

7. At the very least, perhaps you’ll never view cheese the same way again!
An amateur may consider natural
cheese coloronly yellow and white…
“ However, you can
“see” some of the
chemistryof cheese
when you discern the
variation in natural
cheese color”