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Cooking Unit Converter

Convert between cups, grams, ounces and millilitres — including volume to weight using real ingredient densities.

Cooking Unit Converter is free to use as often as you like, directly from this page. It sits under Cooking & baking in our catalogue, alongside Turkey Cooking Time Calculator and Meat cooking time calculator.

How to use it

  1. Open the tool — no signup or install needed.
  2. Enter your input or adjust the available options.
  3. Get your result instantly, then copy or download it.

Frequently asked questions

What is Cooking Unit Converter?

Convert between cups, grams, ounces and millilitres — including volume to weight using real ingredient densities.

When would I actually use this?

Cooking from a recipe that does not match your kitchen: scaling for a different number of people, converting cups to grams, and substituting what you do not have.

What is the most common mistake?

Converting a cup as if it were a volume of weight. A cup of flour and a cup of sugar differ by nearly a third in mass, so a single conversion factor gets one of them badly wrong.

How is Cooking Unit Converter different from Turkey Cooking Time Calculator?

They sit next to each other but answer different questions: Turkey Cooking Time Calculator is the one to open when you need it to work out the cooking time, resting time and when to start so the turkey lands right on serving time. Pick whichever matches what you're starting from — both are free.

Is there a tool for the next step?

Meat cooking time calculator is the closest one after this: Estimate the roasting time for meat from its weight.

What else is worth having open alongside it?

Air Fryer Converter and Baker's Percentage Calculator — they come up in the same task often enough to be worth a second tab.

Where do the figures come from?

Volume-to-weight factors are per ingredient, because density is. Cooking times assume a conventional oven at the stated temperature; fan ovens run hotter and need roughly twenty degrees less.

Further reading

All guides
ExplainerA Cup Is Not a Cup — and That Is Why Your Cake FailedFour different cups are in legal use, and the Australian tablespoon is a third bigger than everyone else's. But the error that actually ruins a bake is smaller than a border: the same cup of flour weighs 120 g or 160 g depending on how you filled it.How-toHow to Convert Any Oven Recipe for an Air FryerDrop 25 °F and cut the time by about a fifth — then adjust for what the food is and how full the basket is, because those two change the answer more than the rule does.How-toHow Much Tile and Grout You Actually NeedFloor area divided by tile area is the answer everyone reaches for, and it is always short. Count the grid instead, add the layout allowance, round to full boxes, keep attic stock — then derive the grout from the joint geometry rather than trusting the bag.ExplainerWhere Household Water Actually GoesPeople picture taps and showers, and metered end-use studies say the biggest single line is somewhere else. Here is the ranked budget from named national agencies, plus the arithmetic that changes behaviour: the dripping tap, the running tap, and the shower flow rate at which a bath becomes the cheaper option.ExplainerBaker's Percentage Explained: One Formula, Any Batch SizeFlour is 100 percent and everything else is measured against it. That one convention lets the same recipe scale from a single loaf to a bakery batch without a single new calculation — and yes, the percentages are supposed to add up to more than 100.How-toHow to Substitute a Cake Pan Size Without Ruining the BakeSwap one cake pan for another by matching their area, then adjust batter depth and baking time so the cake rises and bakes evenly in the pan you actually own.