Si mply prepared—mashed, baked, folded into waffles, or made into gluten-free baked fries—sweet potatoes are a nourishing addition to any meal. Sweet potato flesh a nd skins can come in different colors—white, yellow, orange, red, and purple.
You may have heard there’s a difference between sweet potatoes and yams. This is true. The difference is sweet potatoes are a root vegetable, whereas yams are tubers—a thickened part of the stem.
In some parts of our country, "yam" is a slang word for the sweet potato! This pref erence may have stemmed from a shift when Southern farmers wanted to distinguish between their sweet potatoes and the more well-known varieties of the day. The word Yam actually became trademarked in associated with Southern sweet potato varieties that were ora nge, soft and sweet.