How to Cook Onion - Cooking Times

Compare cooking times and preparation for Onion. Times vary with portion size, cut and heating conditions; check the tips for each method below.

Root Vegetables

Season: Spring, Autumn

Cooking Times by Method

Raw

Thinly slice and soak in water to reduce sharpness. Great for salads

Boil

5-10 min

From cold water

Wedges: 5 min. Whole: 15–20 min

Stir-fry

3-5 min

Thin slices over medium heat. For caramelized: low heat for 20 min

Microwave

2-4 min

Wedges, 200g at 600W for about 3 min

Steam

8-15 min

Wedges. Becomes meltingly sweet

Common Mistakes

Storage & Use PlanTips & dates

Storage Time Guide

No sourced storage estimate is available for this vegetable yet. Follow the pack instructions and set your own use date below.

Estimates assume fresh produce stored as described. Freshness and temperature affect storage; these dates do not guarantee safety. Follow pack dates and instructions. Do not eat food showing spoilage, regardless of the date.

Plan When to Use It

Choose an earlier date if freshness has declined. One record per vegetable is saved on this browser.

Onion Cooking FAQs

How long to boil Onion?

Boil Onion for 5-10 min (From cold water). Wedges: 5 min. Whole: 15–20 min

How long to microwave Onion?

Microwave Onion for 2-4 min. Wedges, 200g at 600W for about 3 min

How long to stir-fry Onion?

Stir-fry Onion for 3-5 min. Thin slices over medium heat. For caramelized: low heat for 20 min

How long to steam Onion?

Steam Onion for 8-15 min. Wedges. Becomes meltingly sweet

Compare Related Cooking Times

Cooking times are estimates. Adjust for portion size, thickness and equipment, and check that the food is cooked through.