Yams require more oil cream or butter when cooked and are generally more starchy than the modern sweet potato bauer says. The prevailing theory seems to date to the slave era south where sweet potatoes were established as a crop and dubbed yams a shortened form of the african word nyami which means to eat. Sweet potatoes contain a lot of nutrients which is why they are so popular including a massive amount of beta carotene the nutrient that our bodies turn. Yams are dry starchy root vegetables closer in flavor to yucca than the sweet potatoes you bake with marshmallows or roast for a kale salad in parts of africa yams are known as nyami in the 1900s sweet potato sellers started promoting red skinned sweet potatoes as yams. While both are underground tuber vegetables they are actually very different.
But back then the sweet potato was also white or yellow in color. Roast them with other veggies for a delicious side dish dice them up into a hearty yam stew or if you ve got a sweet tooth try a batch of candied yams coated in butter. Alton brown discuses the difference between sweet potatoes and yams with nutritional anthropologist deb duchon. The terms sweet potato and yam are often used interchangeably causing a lot of confusion. Many times the names sweet potato and yam are used interchangeably in conversation in cooking and even at the supermarket but they are really two different vegetables although they are both root vegetables they belong to two different plant families the sweet potato is from the morning glory family while the yam is related to the lily.
They re also grown all over the world. Sweet potatoes originated in north america first joining market shelves alongside the white potato as far back as the late 1600s. In the united states yams and sweet potatoes are often used interchangeably. They re also grown all over the world. But back then the sweet potato was also white or yellow in color.
In the united states yams and sweet potatoes are often used interchangeably. Yams require more oil cream or butter when cooked and are generally more starchy than the modern sweet potato bauer says.