For oregano, the tablespoon-to-grams conversion is 3 g per tablespoon. One cup weighs 48 g, so the calculation is 48 ÷ 16 = 3 g, and one teaspoon, a third of a tablespoon, is 1 g. Those three numbers cover almost every recipe that lists oregano by the spoon.
All figures on this page are approximate, taken from USDA and measured spooned and levelled. Use the tables below for the exact amount you need, and check with a kitchen scale when the result has to be right.
About Oregano
Dried Mediterranean herb; much stronger than fresh oregano by volume. Pizza, pasta sauce, Greek and Mexican dishes. That is why it shows up in recipes measured by the tablespoon: it is used in amounts too small for a cup measure to be practical, yet large enough that guessing the weight can throw a dish off. Knowing that one tablespoon weighs 3 g lets you move between the spoon and the scale without stopping to work it out.
Storage. Airtight jar, cool and dark, up to 1 year.
Tablespoon to grams table
| Tablespoons | Grams |
|---|---|
| 1 teaspoon | 1 g |
| 1 tablespoon | 3 g |
| 2 tablespoons | 6 g |
| 3 tablespoons | 9 g |
| 4 tablespoons | 12 g |
| 5 tablespoons | 15 g |
| 6 tablespoons | 18 g |
| 7 tablespoons | 21 g |
| 8 tablespoons | 24 g |
| 9 tablespoons | 27 g |
| 10 tablespoons | 30 g |
| 11 tablespoons | 33 g |
| 12 tablespoons | 36 g |
| 13 tablespoons | 39 g |
| 14 tablespoons | 42 g |
| 15 tablespoons | 45 g |
| 16 tablespoons | 48 g |
One tablespoon is one sixteenth of a cup, so every figure above is the cup weight of 48 g divided by 16 and rounded to one decimal place. Sixteen tablespoons make one cup, which is why the last row of the table matches the cup weight exactly. All figures are approximate; verify with a kitchen scale when it matters.
Cups to grams for reference
Most recipes switch between cups and tablespoons, so here is the same ingredient measured in cups. Use this table when a recipe gives a cup amount and you want to weigh it, or when you have already measured in tablespoons and want to check the total.
| Cups | Tablespoons | Grams |
|---|---|---|
| 1/4 cup | 4 tablespoons | 12 g |
| 1/3 cup | 5 tablespoons plus 1 teaspoon | 16 g |
| 1/2 cup | 8 tablespoons | 24 g |
| 2/3 cup | 10 tablespoons plus 2 teaspoons | 32 g |
| 3/4 cup | 12 tablespoons | 36 g |
| 1 cup | 16 tablespoons | 48 g |
| 1 1/2 cups | 24 tablespoons | 72 g |
| 2 cups | 32 tablespoons | 96 g |
Worked examples
Seasoning a pot of soup
A pot of soup for six people takes about 1 tablespoon of oregano, 3 g, stirred in while the soup simmers. A single tablespoon seasons a whole pot, which shows why spoon weights matter for spices: the difference between one level spoon and one heaped spoon is the difference between balanced and overpowering. Add it early so the flavour has time to settle, then taste near the end and adjust the salt rather than adding more spice.
A spice rub for a roast
A spice rub for a whole chicken or a joint of meat uses 2 tablespoons of oregano, about 6 g, mixed with salt, oil and other spices. Two tablespoons spread over the surface gives an even coating that flavours the skin without overwhelming the meat. Rub it in at least half an hour before cooking, and pat the surface dry first so the rub sticks instead of sliding off.
A curry for four people
A curry for four people often starts with 1 tablespoon of oregano, 3 g, bloomed in hot oil with onion and garlic before the liquid goes in. Blooming the spice in oil wakes up its flavour in a way that adding it to water never does, and one tablespoon is enough to season a whole pot. Cook it for a minute until it smells fragrant, but do not let it catch, because burnt spice turns bitter and there is no fixing it.
How the figure is measured
Oregano is measured spooned and levelled: spoon it loosely into the tablespoon, then sweep the top flat with the back of a knife. Do not scoop directly from the bag or jar, because scooping packs the ingredient down and a scooped spoon can weigh far more than a spooned one. The spoon-and-level method is the one the source data assumes, so it is the method that makes the numbers on this page true.
The cup weight of 48 g comes from USDA. The tablespoon figure is that cup weight divided by 16, rounded to one decimal place, which is why the table is consistent from one row to the next. All results are approximate: brand, grind, humidity and temperature all move the real weight a little, so when a recipe has to work the first time, weigh the ingredient on a kitchen scale and use these numbers as a guide.
When precision matters most
Not every recipe needs weighing. A soup, a stew or a marinade will forgive a tablespoon of oregano more or less, because the balance of flavours is broad and you can adjust it at the end. Baking is different: a cake, a loaf or a batch of biscuits depends on the ratio of ingredients, and being out by a few tablespoons of oregano can change the texture, the rise or the sweetness.
Use the scale whenever the amount is large, whenever the recipe is one you have never made before, and whenever the ingredient is doing structural work rather than just adding flavour. For a single tablespoon in a savoury dish, a level spoon is accurate enough. For 24 g, which is 8 tablespoons, the spoon is a slow way to measure and a scale is both faster and more accurate. The habit to build is simple: weigh the ingredients that matter, spoon the ones that do not, and know which is which before you start cooking.
Frequently asked questions
How many grams is a tablespoon of oregano?
One tablespoon of oregano weighs 3 g, approximately. The figure comes from dividing the cup weight of 48 g by 16, since one tablespoon is one sixteenth of a cup. One teaspoon is 1 g, and one cup is 48 g.
Is 3 g per tablespoon exact or approximate?
It is approximate. The cup weight of 48 g comes from USDA, measured spooned and levelled, and the real weight of a tablespoon varies with brand, grind, humidity and how the spoon is filled. For most cooking the approximation is fine, and for baking or any recipe that has to work the first time, verify with a kitchen scale.
How do I measure oregano without a scale?
Fill a measuring tablespoon spooned and levelled and level it off with a straight edge. For amounts up to a few tablespoons, that is accurate enough. For larger amounts, use a cup measure: one cup of oregano is 48 g. Count spoonfuls only for small amounts, since the error on each spoon adds up over sixteen of them.
How much does 12 g of oregano work out to in tablespoons?
That is 4 tablespoons, which weigh 12 g. Four tablespoons is a quarter of a cup, so it is a convenient amount to measure with a quarter-cup measure if you have one. The same arithmetic works for any amount: divide the grams by 3 to get tablespoons.
Why does a tablespoon of oregano weigh so little?
Because it is a light, finely ground spice, and a tablespoon of it is mostly air between the particles. A tablespoon of oregano weighs 3 g, while a tablespoon of a dense ingredient can weigh more than twice as much. That is why spoon weights have to be looked up per ingredient rather than guessed from a single rule.
Common mistakes to avoid
- Scooping directly from the bag, which packs the ingredient down and makes a spoonful weigh far more than a spooned one.
- Leaving the spoon heaped instead of levelling it, which adds an unpredictable extra amount every time.
- Measuring a damp or clumped ingredient without breaking it up first, which leaves air pockets and a short measure.
- Using a regular eating spoon instead of a measuring tablespoon, since eating spoons vary widely in size.
The thread running through all of these is the same: a tablespoon is only a standard measure when it is filled in the standard way. Measure oregano spooned and levelled, level it off, and check the weight on a scale when the recipe has to be right, and the numbers on this page will serve you well.