If you’re cooking or baking and only have a liquid measuring jug in milliliters, you might wonder exactly how much 2/3 cup is in mL. The answer is straightforward: 2/3 cup equals approximately 158 milliliters. Knowing this makes it easy to follow recipes accurately, especially those from online sources or international cookbooks.
Understanding this conversion can save you from guesswork, whether you’re measuring milk, oil, or any liquid ingredient.
How to Convert 2/3 Cup to mL
In the U.S., 1 cup is 240 mL. To find 2/3 of a cup:
240 × 2 ÷ 3 = 160 mL
Some references round slightly differently, so you may see 158–160 mL listed. For most kitchen purposes, using 158 mL is accurate enough for both cooking and baking.
Cups to mL Converter
Practical Examples of 2/3 Cup in mL
Milk
2/3 cup of milk equals 158 mL. This is enough for a small batch of pancakes or a creamy sauce.
Oil
2/3 cup of vegetable or olive oil also equals 158 mL, perfect for dressings or baking recipes.
Water or Broth
For soups, 2/3 cup of water or broth is 158 mL, making it easy to adjust recipes precisely.
Honey or Syrup
When using thick liquids like honey, measuring 2/3 cup as 158 mL ensures you get the correct sweetness and consistency in your recipes.
Tips for Accurate Conversion
Use a Standard Measuring Jug
When converting to mL, a transparent measuring jug with milliliter marks ensures accuracy. Pour slowly to the correct line for best results.
Account for Ingredient Type
Dense liquids like honey or syrup should be measured carefully, ideally using a non-stick measuring cup or lightly greasing the cup to avoid sticking.
Rounding for Practical Use
For most home cooking, rounding 2/3 cup to 160 mL works fine. Precision matters more in baking, where a few milliliters can change texture.
Why This Conversion Matters
Knowing that 2/3 cup equals 158 mL is especially useful when following international recipes or converting U.S. recipes to metric. It also helps in meal prep and portion control. Once you memorize this, you won’t need to stop and calculate in the middle of cooking.
Example Table: Cups to mL Conversion
| Cup Measurement | Milliliters (mL) | Common Kitchen Use |
|---|---|---|
| 1/4 cup | 60 mL | Small sauces, dressings |
| 1/3 cup | 80 mL | Baking or batter |
| 1/2 cup | 120 mL | Milk, oil, flour |
| 2/3 cup | 158 mL | Medium batch recipes, sauces |
| 3/4 cup | 180 mL | Cake batters, dressings |
| 1 cup | 240 mL | Standard recipe base |
FAQs
How many mL are in 2/3 cup?
Approximately 158 milliliters.
Does this conversion work for both liquids and dry ingredients?
It works best for liquids. Dry ingredients may require weighing for precision.
Can I round 158 mL to 160 mL?
Yes, rounding to 160 mL is fine for most recipes.
Why is measuring 2/3 cup in mL important?
It ensures accurate portions and consistency, especially when following international or metric recipes.
What is the easiest way to measure 2/3 cup in mL?
Use a standard liquid measuring jug marked in milliliters and pour carefully to 158 mL.
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