There are about 8.9 grams in a tablespoon of sesame seeds, measured level. King Arthur Baking lists 1/2 cup of sesame seeds at 71 g, so a full cup weighs about 142 g, and a teaspoon comes in right around 3 g.
| Amount | Grams |
|---|---|
| 1/4 tsp | 0.7 g |
| 1/2 tsp | 1.5 g |
| 1 tsp | 3.0 g |
| 1 tbsp | 8.9 g |
| 2 tbsp | 17.8 g |
| 1/4 cup | 35.5 g |
| 1/2 cup | 71 g |
| 1 cup | 142 g |
Sesame usually shows up in small amounts, a sprinkle here and a tablespoon there. That's exactly where spoons get sloppy, because a little extra in a small measure is a big percentage of the total.
Why a spoonful of sesame can weigh more or less
The 8.9 g figure is for a level tablespoon of raw seeds. Real life spoonfuls drift for a few reasons:
- Level vs heaped. Sesame seeds are flat and slippery, so they slide off a heaped spoon, but a casual scoop still tends to carry extra.
- Hulled vs unhulled. Most white sesame in US stores is hulled. Unhulled and black sesame seeds are a slightly different shape and can sit in a spoon differently, so don't assume they match the chart exactly.
- Raw vs toasted. Toasting changes the seeds a little. If a recipe gives grams for raw seeds, weigh them before you toast.
- Settling. Seeds poured from the top of a fresh bag sit looser than seeds scooped from the bottom of an old jar.
For a garnish, none of that matters much. For a recipe where sesame is a main ingredient, like sesame brittle, a seeded cracker or a homemade sesame paste, a few grams here and there add up.
How to weigh a tablespoon of sesame seeds
Seeds are one of the nicest things to weigh because they pour so easily. Here's the routine:
- Put your bowl or pan on the scale and press tare to zero it.
- Pour the seeds in slowly from the bag until you hit your number, such as 8.9 g for 1 tbsp.
- If you overshoot, pinch a few out. With small seeds that's easy.
- Note the grams in your recipe so you can skip the spoons next time.
If you're toasting, weigh first, then toast in a dry pan over medium heat and keep them moving. Sesame goes from golden to burnt quickly, and it's easier to judge color when you've got a consistent amount in the pan each time.
Where these numbers come in handy
- Bread, bagels and buns. A topping weight means every batch looks the same. Weigh the total, then divide it by the number of rolls.
- Dressings and sauces. A tablespoon of toasted sesame (about 9 g) stirred into a dressing is a common amount. Weighing it lets you repeat a version you liked.
- Seeded crackers and brittle. When seeds make up much of the recipe, grams keep the ratio of seeds to binder right.
- Scaling. If a recipe calls for 1/4 cup and you're making half, that's about 17.8 g. Much easier than finding 2 tablespoons in a crowded drawer.
Common mistakes to skip
- Treating all seeds as the same. A tablespoon of sesame weighs about 8.9 g, but chia and ground flax land at different weights. Use the right chart for the right seed.
- Measuring after toasting when the recipe meant raw. Weigh before you heat them.
- Measuring over the mixing bowl. Spilled seeds end up in the batter, and you can't get them back out. Measure off to the side.
- Using a 1/4 cup for a tablespoon amount. Eyeballing a fraction of a cup is where most measuring errors start.
A practical tip: because sesame seeds are tiny and bouncy, they're easy to lose off the edge of a flat scale. A MeasureMate digital measuring spoon lets you scoop and weigh in one step, with a display that reads in 0.1 g steps, so you can tell 8.9 g from 10 g without dumping anything out.
Quick questions
How many grams of sesame seeds are in a teaspoon?
About 3 g for a level teaspoon, which is one third of the 8.9 g in a tablespoon.
How much does 1/4 cup of sesame seeds weigh?
About 35.5 g, based on King Arthur Baking's 71 g per 1/2 cup.
Do black sesame seeds weigh the same as white?
They're close, but shape and hull can make a spoonful a little different. If precision matters, weigh them instead of using a spoon.
Weights based on the King Arthur Baking ingredient weight chart.