Sorghum syrup comes from the juice of sweet sorghum, a tall grass closely related to sugarcane that stores sugar-rich sap in its stalks. The plant, formally classified as Sorghum bicolor var. saccharatum, grows 10 to 14 feet tall and thrives in hot, dry climates across the southern and central United States. Farmers harvest the stalks in fall, press out the juice, and boil it down into a thick, amber syrup.
The Plant Behind the Syrup
Sweet sorghum is not the same variety used for grain or animal feed. While all sorghum belongs to the same species, sweet sorghum has been bred specifically for the high sugar content in its stalks, making it function much like sugarcane. It is a C4 plant, meaning it converts sunlight into energy with exceptional efficiency, and it ranks as the fifth most important cereal crop in the world when all sorghum types are counted together.
One of sweet sorghum’s standout traits is its drought resistance. It needs roughly one-third the water of sugarcane. In comparative studies, sweet sorghum consumed about 12,000 cubic meters of water over a four-month growing cycle, while sugarcane required 36,000 cubic meters over nine months and sugar beet needed 18,000 cubic meters over six. It also requires far fewer irrigations: two to six depending on the season, compared to 15 or more for sugar beet. This makes sweet sorghum well suited to dryland farming in the American South and Midwest, where it has been grown for generations.
From Stalk to Syrup
The production process is straightforward and has barely changed in over a century. Sorghum is harvested before the first frost in fall. The seed heads are stripped from the tops of the stalks, and the stalks are fed through a mechanical press (historically a horse-drawn mill) to squeeze out the green juice inside.
That raw juice then goes into a large, shallow evaporator pan or kettle, where it’s slowly boiled down. As the liquid heats, a green foam rises to the surface carrying plant matter and impurities. Workers skim this foam off repeatedly, which is what gives the finished syrup its clarity and clean flavor. The ratio is steep: it takes about eight gallons of raw sorghum juice to produce one gallon of finished syrup. A good acre of sweet sorghum yields roughly 75 to 80 gallons of syrup.
Once the juice has cooked to syrup consistency, it’s poured into clean jars while still hot. There’s no chemical refining, no centrifuging, and no additives. The finished product is simply concentrated sorghum juice.
How It Differs From Molasses
People often confuse sorghum syrup with molasses, and while they look similar, they come from different plants and different processes. Molasses is a byproduct of refining sugarcane or sugar beets into crystallized white sugar. After the sugar crystals are extracted, the dark, thick liquid left behind is molasses. Sorghum syrup, by contrast, is the primary product. Nothing is extracted from it. The juice is simply boiled down and bottled, retaining all its original sugars and minerals.
The flavor reflects this difference. Sorghum syrup tends to be lighter, with a tangy, slightly fruity sweetness. Molasses is more bitter and robust, especially blackstrap molasses, which has been boiled multiple times. Despite the texture and color being similar, they’re not interchangeable in recipes without adjusting for that flavor gap.
Nutritional Advantages Over Other Syrups
What sets sorghum syrup apart nutritionally is its mineral content. A study comparing sweet sorghum syrups to other commercial syrup sweeteners found striking differences. Sorghum syrup contained an average of 120 mg of magnesium per serving, compared to just 5 mg in other syrups tested. Potassium levels reached up to 1,710 mg, far exceeding other sweeteners. A single serving delivered over half (52.7%) of the daily recommended value of iron, while iron in other syrups was negligible. The syrup also provided meaningful amounts of calcium and contained very little sodium.
None of this makes sorghum syrup a health food. It’s still concentrated sugar. But if you’re choosing a sweetener for baking or drizzling over biscuits, sorghum syrup brings more to the table nutritionally than corn syrup, maple syrup, or refined sugar.
Where It’s Produced Today
The first known mention of sorghum in the United States dates to 1757, when Ben Franklin wrote about using the plant for making brooms. Sweet sorghum later became a vital source of affordable sweetener across the rural South and Appalachia, where white sugar was expensive and hard to come by. Small-scale sorghum mills were once a fixture of fall life in farming communities from Kentucky to Tennessee to the Ozarks.
Production has shrunk considerably since its peak, but sorghum syrup has seen a revival among small farms and specialty food producers, particularly in the southeastern United States. Tennessee, Kentucky, Alabama, and Georgia remain the heartland of sorghum syrup production. Most of it is still made in small batches using the same evaporator-pan method that farmers used a century ago, which is part of what keeps the price higher than mass-produced sweeteners and part of what keeps the flavor distinctive.