Cooking Measurement Conversions Every Home Chef Needs to Know
Master cooking measurement conversions with this essential guide. Convert cups to grams, tablespoons to ml, Fahrenheit to Celsius, and follow any recipe from any country.
Why Cooking Measurements Cause So Much Confusion
Cooking is one of the areas where the clash between metric and imperial measurements causes the most everyday frustration. A recipe from an American cookbook uses cups and ounces. A British recipe uses grams and millilitres. A European recipe might use weight for everything. If you love cooking and follow recipes from different countries, knowing how to convert between measurement systems is one of the most practical skills you can develop.
Volume Measurements: Cups, Tablespoons and Millilitres
Volume measurements are most common in American recipes. Here are the essential conversions:
| US Measurement | Millilitres (ml) | Fluid Ounces (fl oz) |
|---|---|---|
| 1 teaspoon (tsp) | 4.93 ml | 0.17 fl oz |
| 1 tablespoon (tbsp) | 14.79 ml | 0.5 fl oz |
| ¼ cup | 59 ml | 2 fl oz |
| ⅓ cup | 79 ml | 2.67 fl oz |
| ½ cup | 118 ml | 4 fl oz |
| ¾ cup | 177 ml | 6 fl oz |
| 1 cup | 237 ml | 8 fl oz |
| 2 cups (1 pint) | 473 ml | 16 fl oz |
| 4 cups (1 quart) | 946 ml | 32 fl oz |
| 16 cups (1 gallon) | 3,785 ml | 128 fl oz |
Weight Conversions: Grams and Ounces
Weight-based recipes are more accurate than volume-based ones — especially for baking. Here are the most useful weight conversions for the kitchen:
| Grams (g) | Ounces (oz) | Common Food Reference |
|---|---|---|
| 25g | 0.88 oz | About 2 tablespoons of butter |
| 50g | 1.76 oz | Small chocolate bar |
| 100g | 3.53 oz | Standard serving of pasta (dry) |
| 125g | 4.41 oz | 1 cup of flour (approximately) |
| 200g | 7.05 oz | 1 cup of sugar (approximately) |
| 250g | 8.82 oz | Standard block of butter |
| 500g | 17.64 oz | Standard pack of mince/ground meat |
| 1000g (1kg) | 35.27 oz (2.2 lb) | Standard bag of flour or sugar |
Common Ingredients: Cups to Grams
The tricky thing about cups is that different ingredients weigh different amounts. A cup of flour weighs much less than a cup of sugar. Here are the most common ingredient conversions:
| Ingredient | 1 Cup in Grams | ½ Cup in Grams | ¼ Cup in Grams |
|---|---|---|---|
| Plain (all-purpose) flour | 125g | 63g | 31g |
| Self-raising flour | 125g | 63g | 31g |
| Wholemeal flour | 120g | 60g | 30g |
| White sugar (granulated) | 200g | 100g | 50g |
| Brown sugar (packed) | 220g | 110g | 55g |
| Icing (powdered) sugar | 120g | 60g | 30g |
| Butter | 227g | 113g | 57g |
| Cocoa powder | 100g | 50g | 25g |
| Rice (uncooked) | 185g | 93g | 46g |
| Rolled oats | 90g | 45g | 23g |
| Honey / maple syrup | 340g | 170g | 85g |
| Milk | 240g | 120g | 60g |
Spoon Measurements: Teaspoons and Tablespoons
Small measurements are critical in baking — too much baking powder or salt can ruin a recipe. Here are the essential spoon conversions:
| Measurement | Equivalent | In Millilitres |
|---|---|---|
| 1 teaspoon | ⅓ tablespoon | 5 ml |
| 1 tablespoon | 3 teaspoons | 15 ml |
| 2 tablespoons | ⅛ cup | 30 ml |
| 4 tablespoons | ¼ cup | 60 ml |
| 16 tablespoons | 1 cup | 240 ml |
Oven Temperature Conversions
American recipes use Fahrenheit. British and European recipes use Celsius. Some older recipes use Gas Mark numbers. Here's your complete oven temperature reference:
| Description | Fahrenheit | Celsius | Gas Mark |
|---|---|---|---|
| Very cool | 250°F | 120°C | Gas ½ |
| Cool | 275°F | 135°C | Gas 1 |
| Low | 300°F | 150°C | Gas 2 |
| Moderate low | 325°F | 165°C | Gas 3 |
| Moderate | 350°F | 180°C | Gas 4 |
| Moderate hot | 375°F | 190°C | Gas 5 |
| Hot | 400°F | 200°C | Gas 6 |
| Very hot | 425°F | 220°C | Gas 7 |
| Extremely hot | 450°F | 230°C | Gas 8 |
| Broil/Grill | 500°F | 260°C | Gas 9 |
US vs UK Cooking Terms
Beyond measurements, US and UK recipes also use different names for the same ingredients. Here are the most common ones to watch out for:
| US Term | UK Term |
|---|---|
| All-purpose flour | Plain flour |
| Powdered sugar / confectioner's sugar | Icing sugar |
| Heavy cream | Double cream |
| Half-and-half | Single cream |
| Biscuits | Scones |
| Cookies | Biscuits |
| Ground beef | Mince |
| Broil | Grill |
| Eggplant | Aubergine |
| Zucchini | Courgette |
Pro Tips for Accurate Cooking Conversions
- Use a kitchen scale for baking. Volume measurements like cups can vary significantly depending on how tightly you pack the ingredient. Weight is always more precise.
- Level off dry ingredients. When using cups, always level the top with a straight edge — a heaped cup of flour can weigh 20-30% more than a level cup.
- Know your cup size. The standard US cup is 237ml. The Australian cup is 250ml. This small difference can matter in large batches.
- Don't guess oven temperatures. A difference of even 10-15°C in baking can mean the difference between a perfect cake and a burnt or underdone one.
Convert Cooking Measurements Instantly
Use our free tools to convert any cooking measurement without doing the maths yourself:
- Cooking Converter — cups, tablespoons, teaspoons, ml and more
- Weight Converter — grams, ounces, pounds, kilograms
- Volume Converter — litres, gallons, pints, fluid ounces
- Temperature Converter — Celsius, Fahrenheit, Gas Mark