By Bill Ohaire | Published: April 2026 | Last Updated: April 2026

Colourful grilled vegetables on the barbecue

Photo by Askar Abayev on Pexels

Quick Answer

Zucchini at 220°C (425°F): Cook for 2-3 min/side using direct heat. Target internal temperature: Charred with slight bite.

Zucchini at 220°C (425°F) — Overview

Higher heat for a quicker sear. Better caramelisation but less margin for error.

BBQ Temperature

220°C (425°F)

Cook Time

2-3 min/side

Internal Temp

Charred with slight bite

Heat Method

direct

Cooking Times at 220°C (425°F)

DetailValue
BBQ Temperature220°C (425°F)
Cook Time2-3 min/side
Target Internal TempCharred with slight bite
Heat Setupdirect

Why Cook Zucchini at 220°C?

Higher heat for a quicker sear. Better caramelisation but less margin for error.

Pro tip: Don't overcook — zucchini should still have a slight bite in the centre. Mushy zucchini is a crime.

Step-by-Step: Zucchini at 220°C

  1. Preheat: Get your BBQ to a stable 220°C (425°F). Use a grill thermometer at grate level for accuracy.
  2. Prep: Bring the zucchini to room temperature (15-20 minutes). Pat dry and season generously.
  3. Set up: Configure your BBQ for direct heat. Ensure even heat distribution across the cooking surface.
  4. Cook: Place the zucchini on the grate and cook for 2-3 min/side. Flip halfway through.
  5. Check: Use a digital meat thermometer. Target: Charred with slight bite.
  6. Rest: Remove from heat and rest before cutting or serving.

Common Mistakes at 220°C

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Frequently Asked Questions

How long to cook zucchini at 220°C?

Cook zucchini at 220°C (425°F) for 2-3 min/side. Use direct heat and check the internal temperature reaches Charred with slight bite.

Is 220°C a good temperature for zucchini?

Higher heat for a quicker sear. Better caramelisation but less margin for error.

What internal temperature should zucchini reach?

Target Charred with slight bite. Always use a digital meat thermometer inserted into the thickest part for accuracy.

Should I use direct or indirect heat at 220°C?

At 220°C, use direct heat for zucchini. Direct heat gives you better sear marks and caramelisation.

Related BBQ Guides

Sources & References

1
America's Test Kitchen (YouTube)
Tested techniques for grilling vegetables to perfection.
Video
2
AmazingRibs.com
Vegetable grilling guides with temperature and timing charts.
Reference
3
Guga Foods (YouTube)
Creative grilled vegetable experiments and flavour combinations.
Video
4
How to BBQ Right (YouTube)
Malcom Reed's side dish and grilled vegetable recipes.
Video