Lighting your gas BBQ for the first time this season

The sun is out, the garden is looking its best, and it is finally time for lighting your gas BBQ for the first time this season. Before you invite anyone round, though, a little preparation makes all the difference between a confident, enjoyable cook and a frustrating scramble. This guide walks you through everything - from the safety checks that matter to that deeply satisfying moment when the first burner catches.

Don't Wait Until the Guests Arrive

Here is what experienced outdoor cooks always do: they fire up the BBQ at least once before any social occasion. Not because anything is likely to go wrong, but because knowing your kit is part of cooking well. Even a well-stored barbecue can throw up minor surprises after a British winter - a stiff gas cylinder valve, a spider that has taken up residence in a burner tube, or a gas cylinder that is lower than you remembered.

None of these are serious problems. But they are much easier to deal with on a quiet Tuesday afternoon than twenty minutes before guests arrive. A test run is the mark of a cook who takes their outdoor kitchen seriously.

Before You Light - The Seasonal Safety Check

A quick inspection before gas BBQ first use each season takes no more than ten minutes and is simply good practice. Work through these points before you do anything else:

1. Inspect the gas hose and connections. After months in storage, rubber hoses can become brittle or develop small cracks. Run your hand along the hose and look for any signs of wear. If there is any doubt, replace it before use.
2. Check the gas cylinder. Ensure the cylinder is not empty and that the valve turns freely. UK gas cylinders use either propane or butane - propane performs better in cold weather, which matters for early-season cooking.
3. Test for leaks. Mix a little washing-up liquid with water and apply it to the hose connections and regulator with a brush or cloth. Turn the gas on briefly. If you see bubbles forming, you have a leak. Turn the gas off immediately and do not attempt to light until the issue is resolved.
4. Check the burner tubes. Insects - and spiders in particular - are fond of nesting in burner tubes over winter. A blocked tube produces an uneven flame and can be a fire hazard. Use a pipe cleaner or soft bottle brush to clear each tube before lighting.
5. Clean the grates and grease trays. Old grease from last season can cause flare-ups and affects flavour. A thorough clean now sets you up for the whole season.
6. Open the lid before anything else. This is non-negotiable. Always open the BBQ lid fully before turning on the gas. Gas that accumulates in a closed BBQ can ignite explosively.

A note on igniters: Many barbecues use a battery-powered ignition system - check and replace the battery if needed. Bull BBQs do not use a battery-powered igniter; their ignition system works differently, so owners should refer to their specific model guide. Regardless of brand, always keep a long-reach BBQ lighter to hand as a reliable backup.

How to Light Your Gas BBQ - Step by Step

Once your checks are complete, the lighting process itself is straightforward. Follow these steps in order:

1. Open the BBQ lid fully.
2. Open the gas cylinder valve slowly - a quarter to half a turn is usually sufficient.
3. Turn the first burner control knob to the high position.
4. Press the ignition button, or use a long-reach lighter for manual BBQ lighting.
5. Listen for a soft whomp and watch for the burner to catch. You should see a steady blue flame with yellow tips.
6. If it does not light within a few seconds, turn off the gas, step back, and wait at least one minute before trying again. Never keep releasing gas without ignition.
7. Once the first burner is lit, light additional burners in sequence.
8. Close the lid and allow the BBQ to preheat for 10 to 15 minutes.

One firm rule: never attempt to light a gas barbecue in an enclosed space. It should always be used outdoors with good ventilation around it.

Season Your Grates Before You Cook

If your grates are new, or if you gave them a thorough clean over winter, seasoning them before your first cook of the season is worth doing. It creates a natural non-stick surface and helps protect against rust - particularly useful given the British climate.

With the BBQ preheated, apply a thin coat of a high-smoke-point oil - vegetable or rapeseed oil both work well - to the grates using a folded piece of kitchen paper held with long tongs. Run the BBQ on high for 10 to 15 minutes until the oil burns off and any light smoke clears. That is all there is to it. This same process applies to a brand-new BBQ before its very first use.

Troubleshooting - When It Does Not Light First Time

If the first light does not go to plan, stay calm. Most first-season issues have straightforward causes and simple fixes.

Issue	Likely Cause	What to Do
No spark from igniter	Dead battery (where applicable) or dirty igniter tip	Replace battery or clean igniter tip; use a long lighter as backup
Weak or uneven flame	Blocked burner tube	Turn off gas, clear the tube with a pipe cleaner, retry
Gas smell without ignition	Gas has accumulated	Turn everything off, step away, wait several minutes before retrying
Flame goes out quickly	Regulator issue or low gas	Check cylinder level; reset regulator by closing the valve, disconnecting and reconnecting

If you have worked through the above and something still does not feel right, do not persist. Contact the manufacturer or speak to the team at Kitchen in the Garden - that is exactly what we are here for.

You Are Ready - Now Enjoy the Season

A well-prepared start to the BBQ season means every cook after this one is easier and more enjoyable. You know your kit, you trust your connections, and your grates are ready to go. That is a good position to be in.

Frequently Asked Questions

How do I light a gas BBQ for the first time this season?

Start with a safety check: inspect the gas hose, test for leaks using soapy water, clear the burner tubes, and clean the grates. Then open the lid fully, open the gas cylinder valve slowly, turn the first burner to high, and ignite using the built-in igniter or a long-reach lighter. Once lit, allow 10 to 15 minutes for the BBQ to preheat before cooking.

Why won't my gas BBQ igniter work after winter?

The most common causes are a flat battery (on models that use one), a dirty or corroded igniter tip, or a blocked burner tube. Clean the igniter tip with a dry cloth and, if your model uses a battery, replace it at the start of each season. A long-reach BBQ lighter is a reliable backup and worth keeping close to hand regardless of which brand you own.

Do I need to season my BBQ grates at the start of the season?

Yes - particularly if the grates have been thoroughly cleaned over winter or are new. Seasoning involves applying a thin coat of high-smoke-point oil (vegetable or rapeseed oil works well) to the preheated grates, then running the BBQ on high for 10 to 15 minutes until the oil burns off. This builds a natural non-stick surface and helps protect the grates against rust.

How do I check for a gas leak on my BBQ?

Mix washing-up liquid with water and apply the solution to all hose connections and the regulator. Turn the gas on briefly and watch for bubbles forming. Bubbles indicate a leak at that point. If you see any, turn the gas off immediately and do not attempt to light the BBQ. Replace the faulty component or seek advice before using the barbecue again.

Does a Bull BBQ use a battery for ignition?

Bull BBQs do not use a battery-powered igniter. Their ignition system differs from many other brands, so if you own a Bull barbecue and are unsure how to light it, consult your specific model guide rather than assuming the process is the same as other makes. The team at Kitchen in the Garden can also advise if you need guidance.

Kitchen in the Garden stocks a carefully selected range of gas BBQs from brands including Bull, Napoleon, and BeefEater, alongside accessories, replacement parts, and everything you need for outdoor cooking preparation throughout the season. Our showroom at Cedar Nursery in Cobham is home to one of the largest displays of outdoor kitchens in the South - well worth a visit if you are considering an upgrade or simply want to see what is possible.

Kitchen in the Garden specialises in the design and supply of exceptional outdoor kitchens, working with the world's leading brands including Kamado Joe, Napoleon, Bull, DeliVita, KonigOutdoor and more. If you would like to go further, our cookery masterclasses are a brilliant way to make the most of a new season with your BBQ. Browse our full range at kitcheninthegarden.co.uk, contact our design team on 01932 556266 for expert advice, or visit us at Cedar Nursery in Cobham to see our outdoor kitchen displays in person. We deliver nationwide via courier.