Cups to Grams: A Complete Baking Measurement Guide


    Understanding the differences between US and UK measurements is essential for anyone who loves to bake. One common area of confusion is the measurement of cups, which is primarily used in the US. To bring clarity to this confusion, it’s crucial to know how to convert cups to grams, especially when dealing with various dry ingredients. This article will serve as a comprehensive guide to understanding cup measurements in the UK, including detailed conversion tables for various dry baking ingredients, as well as conversions for liquids.

    What Constitutes a Cup Measurement in the UK?

    A cup measurement is a standard cooking measurement of volume in the US. It is often used for both liquids and dry ingredients. However, the UK primarily uses the metric system, creating the need for accurate conversions between the two systems. Generally, a standard measuring cup is considered to be 250 millilitres, which is the equivalent of 250 grams for water.

    Understanding Different Types of Measuring Cups

    When it comes to measuring cups, there are distinct differences between those used for liquids and those used for dry ingredients. Liquid measuring cups are designed to accurately measure fluids, including dense substances like honey and oil, whereas dry measuring cups are ideal for powdery or grainy substances such as flour and sugar.

    Cups to Grams Conversion for Various Dry Ingredients

    It’s important to note that when converting cups to grams, one must consider the density of the ingredient being measured. Different ingredients have varying densities, leading to fluctuations in the gram measurements for the same volume. To offer clarity and ease, the following table provides an easy-to-read conversion for commonly used dry baking ingredients:

    Cup to Gram Conversion Table for Various Dry Ingredients

    • Butter
      • ¼ cup – 57 grams
      • ⅓ cup – 76 grams
      • ½ cup – 113.5 grams
      • 1 cup – 227 grams
    • Unsifted Flour
      • ¼ cup – 30 grams
      • ⅓ cup – 40 grams
      • ½ cup – 60 grams
      • 1 cup – 120 grams
    • Sifted Flour
      • ¼ cup – 27 grams
      • ⅓ cup – 35 grams
      • ½ cup – 55 grams
      • 1 cup – 110 grams
    • Rolled Oats
      • ¼ cup – 21 grams
      • ⅓ cup – 28 grams
      • ½ cup – 43 grams
      • 1 cup – 85 grams
    • Granulated White Sugar
      • ¼ cup – 50 grams
      • ⅓ cup – 67 grams
      • ½ cup – 100 grams
      • 1 cup – 200 grams
    • Brown Sugar
      • ¼ cup – 55 grams
      • ⅓ cup – 73 grams
      • ½ cup – 110 grams
      • 1 cup – 220 grams
    • Honey, Molasses & Syrup
      • ¼ cup – 85 grams
      • ⅓ cup – 113 grams
      • ½ cup – 170 grams
      • 1 cup – 340 grams

    Understanding Cups to Millilitres Conversion for Liquids

    When dealing with liquid ingredients, it’s essential to know the accurate cup to millilitre conversion. While 1 cup is equivalent to 240 millilitres in the US, it is considered as 250 millilitres in the UK. Despite this slight difference, it doesn’t significantly impact the quality of your baking.

    For ease of use, here’s a simple conversion table for measurements less than 1 cup:

    Cup to Millilitre (ml) Conversion Table

    • 1 cup – 250 ml (UK) – 240 ml (US)
    • ½ cup – 125 ml (UK) – 120 ml (US)
    • ¼ cup – 62.5 ml (UK) – 60 ml (US)
    • ⅛ cup – 31.25 ml (UK) – 30 ml (US)

    Determining the Grams in 1 Cup of Flour for UK Measurements

    Understanding the weight of 1 cup of flour in grams is crucial for precise baking. Typically, 1 cup of flour is around 120 grams, but this value may vary slightly depending on whether the flour is sifted or unsifted. Different types of flour, such as wholemeal flour or softer flours, can affect the gram measurement, ranging from 120 to 125 grams. Similarly, cocoa powder is typically measured the same as plain white flour at around 125 grams per cup.

    Additional Conversion Tables for Baking Enthusiasts

    Apart from cups to grams and millilitres conversions, baking often involves understanding other essential measurements, such as oven temperature conversions and yeast conversions. To aid in your baking journey, here are quick-reference tables for these conversions:

    Oven Temperatures Conversion Table

    Baking often requires precise oven temperatures, which may vary between Fahrenheit, Celsius, fan-assisted temperatures, and gas marks. The following table simplifies these conversions for your convenience.

    Yeast Conversion Table

    Working with yeast requires an understanding of different types, including fresh yeast, active dry yeast, and instant dry yeast. Each type has its unique characteristics and requires specific conversions when used in recipes. Refer to the following table for quick and accurate conversions between different types of yeast.


    Mastering accurate conversions between US and UK measurements is essential for ensuring the success of your baking endeavors. By understanding the various conversion tables provided in this article, you can confidently approach any baking recipe, knowing you have the right measurements at your fingertips.