Convert Fennel from Whole Fennel bulbs to US cups (chopped)

Convert whole fennel bulbs to US cups below. One medium fennel bulb is about 3.49 US cups, and 2 fennel bulbs make roughly 6.98 US cups.

More about measuring Fennel

How many US cups is a fennel bulb?

One medium fennel bulb gives about 3.49 US cups of fennel when chopped, so 2 fennel bulbs come to roughly 6.98 US cups. A small fennel bulb is about 2.33 US cups and a large one about 5.23 US cups, so set the size selector to match what you have.

Related Fennel Ingredients

After another crisp, aromatic stalk? The celery converter handles whole-stalk counts and chopped cups across small, medium, and large sizes. See our Celery converter.

Fennel converter tool

Enter an amount, pick your units, and set the size for counting whole fennel bulbs.

Size applies to whole fennel bulbs (small / medium / large).

Result

3.49 cups (US)

Fennel Calculators & Kitchen Tools

Working with fennel? These tools handle the jobs a converter cannot.

  • Oven to Air Fryer Converter Match the temperature and time when you swap the oven for an air fryer, fan oven, or slow cooker.
  • Recipe Scaler Scale any recipe up or down and keep every ingredient in ratio.

Common Fennel conversions

Quick reference for fennel at medium size. Switch the size in the converter above for small or large.

fennel bulbsUS cups (chopped)
1 fennel bulb3.49 cups (US)
2 fennel bulbs6.98 cups (US)
3 fennel bulbs10.47 cups (US)
4 fennel bulbs13.95 cups (US)
5 fennel bulbs17.44 cups (US)
6 fennel bulbs20.93 cups (US)

Frequently Asked Questions

How many cups is one medium fennel bulb?
One medium fennel bulb (about 300 g) gives roughly 3.33 cups of chopped flesh. A small one (around 200 g) yields about 2.22 cups and a large one (around 450 g) about 5 cups, so set the size selector to match the fennel bulbs you actually have before you trust the figure. Open fennel converter
How many US cups is 2 fennel bulbs?
2 fennel bulbs are about 6.98 US cups. The ratio is fixed, so one medium fennel bulb is 3.49 US cups and the figure scales in a straight line as you multiply or divide. Scaling a recipe up or down keeps the same proportion, so work from whichever amount your recipe lists. Use the converter above for any other quantity of fennel.
How many US cups is 3 fennel bulbs?
3 fennel bulbs are about 10.47 US cups. The ratio is fixed, so one medium fennel bulb is 3.49 US cups and the figure scales in a straight line as you multiply or divide. Scaling a recipe up or down keeps the same proportion, so work from whichever amount your recipe lists. Use the converter above for any other quantity of fennel.
What is the difference between a metric and US cup?
A metric cup holds 250 ml while a US cup holds 240 ml, so a US cup is 4% smaller. For chopped fennel that gap is small but real, and it adds up across several cups. The guide linked below explains when the difference matters and how to switch between the two so a recipe lands right whichever cup you own. metric v US cup