How do I convert tablespoons to grams?

By Paulo de VriesLast verified 2026-05-204 sources~8 min readhigh consensus

Conversion varies by ingredient. Water/milk: 1 tbsp = 15g. Flour: 1 tbsp = 8g. Granulated sugar: 1 tbsp = 12.5g. Butter: 1 tbsp = 14g. Honey: 1 tbsp = 21g. Salt (Diamond Crystal kosher): 1 tbsp = 9g. Oil: 1 tbsp = 13.5g. 1 US tablespoon = 15 mL volume.

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The full answer

Tablespoon-to-gram conversion is ingredient-specific — there's no universal rate. The standard US tablespoon measures **15 mL of volume**, but the weight depends entirely on the ingredient's density. For water, 1 tbsp = 15g (because water density = 1 g/mL). For denser ingredients like honey, 1 tbsp = 21g. For lighter ingredients like cocoa powder, 1 tbsp = 5-6g.

**The standard tablespoon = 15 mL (US) or 15 mL (metric) — same**

Note: Australian tablespoon = 20 mL (1/3 larger). UK tablespoon historically varied but modern UK uses 15 mL. Most recipes worldwide assume 15 mL unless specifically stated.

**Liquids (consistent — water-based):** - **Water:** 1 tbsp = 15g - **Whole milk:** 1 tbsp = 15g - **Heavy cream:** 1 tbsp = 15g - **Olive oil:** 1 tbsp = 13.5g (lighter than water) - **Vegetable oil:** 1 tbsp = 13.75g - **Coconut oil (melted):** 1 tbsp = 13.5g - **Honey:** 1 tbsp = 21g (much denser than water) - **Maple syrup:** 1 tbsp = 20g - **Molasses:** 1 tbsp = 21g - **Corn syrup:** 1 tbsp = 21g - **Agave nectar:** 1 tbsp = 21g - **Lemon juice:** 1 tbsp = 15g - **Soy sauce:** 1 tbsp = 16g - **Vinegar (white):** 1 tbsp = 15g - **Worcestershire sauce:** 1 tbsp = 17g - **Mustard (yellow):** 1 tbsp = 15g - **Mayonnaise:** 1 tbsp = 13.8g - **Ketchup:** 1 tbsp = 17g

**Flours (varies by type, spoon + leveled):**

- **All-purpose flour:** 1 tbsp = 8g - **Bread flour:** 1 tbsp = 8g - **Cake flour:** 1 tbsp = 7g - **Whole wheat flour:** 1 tbsp = 8g - **Almond flour:** 1 tbsp = 6g - **Coconut flour:** 1 tbsp = 7g - **Rice flour:** 1 tbsp = 10g - **Cornmeal:** 1 tbsp = 10g - **Cocoa powder:** 1 tbsp = 5-6g

**Sugars:**

- **Granulated white sugar:** 1 tbsp = 12.5g - **Brown sugar (lightly packed):** 1 tbsp = 12.5g - **Brown sugar (firmly packed):** 1 tbsp = 14g - **Powdered sugar (sifted):** 1 tbsp = 7-8g - **Powdered sugar (unsifted):** 1 tbsp = 7.5g - **Caster sugar:** 1 tbsp = 12.5g - **Demerara sugar:** 1 tbsp = 13g

**Fats:**

- **Butter (solid):** 1 tbsp = 14g (1/8 stick US) - **Butter (melted):** 1 tbsp = 14g (same weight, different volume) - **Margarine:** 1 tbsp = 14g - **Shortening (Crisco):** 1 tbsp = 13g - **Lard:** 1 tbsp = 13g - **Coconut oil (solid):** 1 tbsp = 14g - **Cream cheese (softened):** 1 tbsp = 14g - **Sour cream:** 1 tbsp = 15g - **Greek yogurt:** 1 tbsp = 15g

**Salt + spices:**

- **Table salt (fine):** 1 tbsp = 18g - **Kosher salt (Diamond Crystal):** 1 tbsp = 9g - **Kosher salt (Morton):** 1 tbsp = 15g - **Sea salt (fine):** 1 tbsp = 17g - **Coarse sea salt:** 1 tbsp = 14g - **Black pepper (ground):** 1 tbsp = 6g - **White pepper:** 1 tbsp = 6g - **Cinnamon:** 1 tbsp = 8g - **Cumin (ground):** 1 tbsp = 6g - **Paprika:** 1 tbsp = 6.5g - **Chili powder:** 1 tbsp = 7g - **Garlic powder:** 1 tbsp = 9g - **Onion powder:** 1 tbsp = 7g - **Italian seasoning:** 1 tbsp = 3g - **Dried oregano:** 1 tbsp = 3g - **Dried basil:** 1 tbsp = 3g - **Vanilla extract:** 1 tbsp = 13g - **Almond extract:** 1 tbsp = 13g

**Leaveners:**

- **Baking powder:** 1 tbsp = 12g - **Baking soda:** 1 tbsp = 14g - **Active dry yeast:** 1 tbsp = 9g - **Instant yeast:** 1 tbsp = 9g - **Cream of tartar:** 1 tbsp = 9g

**Nuts + seeds:**

- **Sesame seeds:** 1 tbsp = 9g - **Chia seeds:** 1 tbsp = 12g - **Flax seeds (whole):** 1 tbsp = 10g - **Ground flax meal:** 1 tbsp = 7g - **Hemp seeds:** 1 tbsp = 10g - **Sunflower seeds:** 1 tbsp = 9g - **Pumpkin seeds:** 1 tbsp = 8g - **Poppy seeds:** 1 tbsp = 9g - **Pine nuts:** 1 tbsp = 8.5g - **Slivered almonds:** 1 tbsp = 6g - **Chopped walnuts:** 1 tbsp = 7g - **Chopped pecans:** 1 tbsp = 6g

**Common tablespoon conversions to other units:**

- **1 tbsp = 3 teaspoons (tsp)** - **1 tbsp = 1/16 cup** - **1 tbsp = 0.5 fluid ounces (US)** - **1 tbsp = 15 mL (US + metric)** - **2 tbsp = 1 fluid ounce** - **4 tbsp = 1/4 cup** - **8 tbsp = 1/2 cup** - **16 tbsp = 1 cup**

**Quick mental math approximations:**

For estimation: - **Liquids:** 1 tbsp ≈ 15g (water-based) - **Flour:** 1 tbsp ≈ 8g - **Sugar (granulated):** 1 tbsp ≈ 12-13g - **Butter:** 1 tbsp ≈ 14g - **Honey:** 1 tbsp ≈ 21g - **Oil:** 1 tbsp ≈ 13g

**The salt brand variation (critical):**

Three different "tablespoons of salt" can mean very different things: - **Diamond Crystal kosher:** 9g (hollow crystals; lightest) - **Morton kosher:** 15g (denser crystals) - **Table salt:** 18g (very dense, fine)

For seasoning meat (1% salt by weight), this matters dramatically: - "1 tbsp salt" without brand = ambiguous - "1 tbsp Diamond Crystal kosher" = 9g - "1 tbsp Morton kosher" = 15g (67% more salt!)

When in doubt, weigh on scale.

**The standard liquid measurement approach:**

For liquid recipes, you can use this trick: - **For water-based liquids:** 1 tbsp ≈ 15g (very close) - **For oils:** 1 tbsp ≈ 13.5g (slightly less) - **For viscous liquids (honey, molasses):** 1 tbsp ≈ 21g (more)

This is precise enough for cooking; baking demands more precision (use scale).

**Standard dry vs liquid tablespoon:**

In US cooking, dry + liquid tablespoons are functionally the same: - **Same volume: 15 mL** - **Dry ingredients packed in:** weight depends on density - **Liquids:** measured in liquid measuring cup or by spoon - **Doesn't matter** which type you use in cooking — they're the same

(Some old recipes mention "tablespoon, dry measure" vs "tablespoon, liquid" — historical distinction; modern recipes don't differentiate.)

**Measuring spoons:**

Standard set has: - **1 tbsp** - **1/2 tbsp (1.5 tsp)** - **1 tsp** - **1/2 tsp** - **1/4 tsp** - **1/8 tsp** (sometimes)

For accuracy, **level off** dry ingredients with knife or finger (don't heap).

**Common recipe scaling:**

Doubling/halving: - **2x: 1 tbsp → 2 tbsp** - **0.5x: 1 tbsp → 1.5 tsp** - **1.5x: 1 tbsp → 1.5 tbsp**

By weight is easier: - **8g flour × 2 = 16g flour** - **Math is precise + simple**

**Why bakers prefer grams over tablespoons:**

1. **Reproducibility:** same recipe always works the same 2. **Precision:** 1g difference matters in some recipes 3. **Universal:** grams are global 4. **Scaling:** doubling/halving is simple 5. **No brand variation:** unlike Diamond Crystal vs Morton salt

**For very small quantities:**

- **1/2 tbsp = 7.5g water (or 4g flour)** - **1/4 tbsp = 3.75g water (or 2g flour)** - **1 tsp = 5g water** - **1/2 tsp = 2.5g water** - **1/4 tsp = 1.25g water** - **Pinch = ~0.4g salt** - **Dash = ~0.6g salt**

**Tools for accurate measurement:**

- **Kitchen scale:** essential for precise baking + powder/flour - **Standard tablespoon (level):** accurate enough for liquids + most general cooking - **Measuring spoons** (matched set): 1 tbsp, 1 tsp, 1/2 tsp, 1/4 tsp, 1/8 tsp - **Conversion app/calculator:** for unusual ingredients

**Don't:** - Heap dry ingredients in tablespoon (level off for accuracy) - Use household tablespoon (varies 11-18 mL) as substitute for measuring tablespoon - Pack flour into tablespoon (compresses, over-weights) - Trust volume for very precise baking (use scale) - Confuse US + Australian tablespoons (15 mL vs 20 mL)

**Common mistakes:**

- **Heaping tablespoon:** 25-50% more than leveled - **Using soup spoons or serving spoons:** not standardized - **Wrong salt brand:** Diamond Crystal vs Morton = nearly 2x difference - **Confusing tablespoon with teaspoon:** 3x error - **Pre-leveled vs un-leveled:** consistency matters

**Special considerations:**

**Wet measuring vs dry:** - For wet ingredients: pour into spoon over the bowl (less mess) - For dry ingredients: scoop + level off with knife

**Cocoa powder + powdered sugar:** - Often sift first for accuracy - Sifted weighs less by volume

**Brown sugar:** - Always "packed" measurement unless specified otherwise - Lightly packed: fill spoon then push down - Firmly packed: press hard to compact (often called for)

**Cross-reference:** see /pages/how-to-convert/cups-to-grams for cup conversions + /pages/how-to-convert/ounces-to-grams for weight conversions + /pages/what-ratio-of/salt-to-meat-dry-brine for salt-specific cooking ratios.

Most published references (NIST Mass Standards, USDA FoodData Central, King Arthur Baking, Cook's Illustrated, "The Joy of Cooking" baking standards) converge on 15 mL volume = standard tablespoon, with ingredient-specific weight conversions for precise measurement.

Time ranges by condition

Condition	Duration	Note
1 US tablespoon (volume)	15 mL	—
Water / milk / vinegar (1 tbsp)	15g	—
All-purpose flour (1 tbsp, spoon+leveled)	8g	—
Granulated sugar (1 tbsp)	12.5g	—
Butter (1 tbsp)	14g	—
Honey (1 tbsp)	21g	—
Salt (Diamond Crystal kosher)	1 tbsp = 9g	—
Salt (Morton kosher)	1 tbsp = 15g	—

What changes the time

Ingredient density. Water 15g; honey 21g; cocoa 5g — no universal rate
Tablespoon standard. US = 15 mL; Australian = 20 mL (1/3 larger); UK + metric = 15 mL
Dry ingredient packing. Leveled standard; heaped = 25-50% more
Salt brand. Diamond Crystal 9g; Morton 15g; table salt 18g (per 1 tbsp)
Liquid measurement. 1 tbsp = 1/2 fl oz = 3 tsp = 1/16 cup

Common questions

Why does 1 tablespoon of different ingredients weigh different amounts?

Volume measures space (15 mL), but weight depends on density. Water = 1 g/mL (so 1 tbsp = 15g). Honey is much denser (~1.4 g/mL → 21g). Cocoa powder is much lighter (~0.4 g/mL → 5-6g). Same volume (1 tablespoon) yields different weights depending on what you're measuring. This is why pro recipes specify both: "1 tbsp (8g) flour" instead of just "1 tbsp flour."

Is an Australian tablespoon different from American?

Yes — Australian tablespoon = 20 mL (1/3 larger than US/UK/metric 15 mL). This matters when following Australian recipes outside Australia: 1 tbsp Australian honey = 28g vs 1 tbsp US honey = 21g (33% difference). Most modern recipes specify, but if a recipe is from Australia/NZ + you're elsewhere, check. US recipes = 15 mL universally. When in doubt, weigh on scale.

How do I measure 1 tablespoon if I don't have measuring spoons?

Use a standard "tablespoon" eating utensil (the soup-portion size, not teaspoon). Most modern tablespoons hold ~15 mL when filled level. For more accuracy: 3 teaspoons (which most kitchens have measured) = 1 tablespoon. Or weigh: 15g of water on kitchen scale = 1 tbsp equivalent. Pro tip: a regular kitchen tablespoon is usually right; serving spoons and ladles are much larger.

Sources

We cite primary research, expert practice, and authoritative reference. Higher-tier sources weighted heavier. See methodology.

Tier 1 · peer-reviewed / governmentalTier 2 · editorial referenceTier 3 · named practitioner

T1NIST Mass Standards — Official US measurement standards
T1USDA FoodData Central — Official US food composition database with weights
T2King Arthur Baking — Industry-standard ingredient weight chart
T2Cook's Illustrated — Tested tablespoon conversions across measurement methods

Why this page existsThis page exists because “How do I convert tablespoons to grams?” is one of the recurring questions we measure across search queries + LLM crawls + reading depth. When enough asking accumulated, we wrote this answer with sources cited. The mechanism is the trust signal — see how it works.

What could change this answer

honest uncertainty

We don’t know your specific equipment, ingredient batch, or environment. This answer is the best directional estimate from cited sources. Here’s where it’s less certain:

5 factors shift the answer. Your specific ingredient density, tablespoon standard, dry ingredient packing (and more) can move this estimate in either direction. The table below shows the documented ranges.
Range spans 8 documented conditions. Pick the row that matches your scenario; halfway between two rows is your best estimate. The widest condition you can imagine is the safer upper bound.
Treat as a directional starting point. Real-world equipment, ingredient batch, and ambient conditions cause natural variance the table cannot capture. Use sensory checks (sight, smell, touch, internal temperature when relevant) alongside this answer — not instead of it.
Backed by 4 cited sources — verify if precision matters. See the Sources section for primary references. Cross-check the cited materials when stakes are high: commercial production, food safety, allergens, dietary or medical considerations.
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Cite this page

de Vries, P. (2026). How do I convert tablespoons to grams?. AskedWell. Retrieved 2026-05-21, from https://askedwell.com/pages/how-to-convert/tablespoons-to-grams

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Last verified: 2026-05-20 · Published 2026-05-20

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