Wednesday, October 21, 2009

Pop Quiz: Sweet Potato or Yam?

Sweet potatoes and yams are constantly being confused for one another. What you call a yam is most likely a sweet potato; it's possible that you've never even tasted a yam! Do you know the difference? Take this pop quiz and see how well you know the food you love!

Am I a sweet potato, yam or both?
1. I am a tuberous root with sweet moist flesh.
2. I am orginially from Africa and am hardly sold in U.S. markets.
3. I am super sweet and can grow over 7 feet in length!
4. My skin can range from thin and pale to dark and thick.
5. I am toxic when eaten raw, but perfectly safe when cooked.
6. I am known for my high content of Vitamins A and C.
7. I have rough skin that is difficult to peel and can even be hairy at times, but it softens when baked.
8. My flesh can sometimes be purple!
9. I have an oblong body with tapered ends.
10. I have a very low glycemic index -a special health benefit to diabetics.

Answers:


1. Both. Sweet potatoes and yams are considered tuberous roots and both are sweet and delicious.

2. Yam. Are you surprised? Yams grow in tropical climates, primarily in South America, Africa and the Caribbean.

3. Yam. They have a higher sugar content than sweet potatoes and can grow to be enormous!
4. Sweet potato. Paler skinned sweet potatoes have white flesh which is not as sweet and moist as the darker skinned, orange flesh sweet potatoes.
5. Yam. Unlike the sweet potato, yams must be cooked to be safely eaten. Preparation is a time-consuming process involving several minutes of pounding and boiling to remove toxins.
6. Sweet potato. Yams do not contain as much Vitamin A and C as sweet potatoes.
7. Yam. Sweet potato skin is thinner and smoother.

8. Both. Purple Okinawan sweet potato is often confused with the purple yam called ube.
9. Sweet potato. It can be short and fat or long and thin, but it will always taper at the ends.

10. Both. The sweet potato and yam are also both loaded with potassium, magnesium and phosphorous.

I hope this clears up any confusion over the sweet potato and yam and that you've gotten to know the sweet potato a little bit better. Happy cooking!


12 comments:

  1. Wow. I really learned something today. I had no idea that yams were dangerous if not cooked.

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  2. This is great information. I've always wondered what was what and why.

    Your blog is really fun and informative! :D

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  3. I ought to write to the grocery market and tell them to change their labels!

    Thanks for teaching me something new! :]

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  4. In the picture above with one potato on the left and one potato on the right... is the one on the right a yam? The one that is orangier? I thought they were called Garnet Yams. Is that right?

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  5. Ah wait, I just found another blog that says a Garnet Yam is a Sweet Potato. Now I get it, but wow is that confusing!

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  6. wow great post Kim linked to facebook lol

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  7. They are still yams to me!

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  8. Very Interesting! I love the purple ones.

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  9. I like the dark orange sweet potatoes the best. I have never seen the purple ones. They would be fun to try.

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  10. Sorry, but I have been calling them yams since birth. I can't change now.

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  11. those yams are huge, how do you cook something that big?

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