How to Clean a Gas Cooktop: A Complete Guide
Gas cooktops are powerful and responsive, but they accumulate grease, food spatter and burnt-on residue faster than induction or ceramic surfaces. Regular cleaning not only keeps your cooktop looking good but also prevents carbon buildup on the burner caps that can affect flame distribution. This guide covers routine and deep cleaning for all parts of a gas cooktop.
What You Need
- Warm water and dish soap
- Baking soda
- White vinegar
- Soft cloths and sponges (non-abrasive)
- An old toothbrush or small cleaning brush
- Degreaser spray (for heavy grease)
Routine After-Cooking Clean (5 minutes)
After every use — once the cooktop has cooled — wipe the cooktop surface with a warm damp cloth and a drop of dish soap. Rinse and dry. This prevents grease from baking on. Remove the trivets (the iron grates) and wipe underneath them. If the burner caps have any spatter, wipe them with a damp cloth.
Weekly Deeper Clean
Step 1: Remove the Trivets and Burner Caps
Lift off the iron trivets and burner caps. These parts are dishwasher-safe on most models — check your manual. Alternatively, soak them in hot soapy water for 20 minutes.
Step 2: Clean the Cooktop Surface
Apply a small amount of degreaser or a paste of baking soda and water to any grease spots on the cooktop surface. Let it sit for 5 minutes then wipe away with a damp cloth. For stainless steel surfaces, always wipe with the grain to avoid scratching.
Step 3: Clean the Trivets
Scrub the trivets with a brush or scourer in hot soapy water. For baked-on grease, soak overnight in water with a few tablespoons of baking soda dissolved in it. Rinse and dry completely before replacing.
Step 4: Clean the Burner Caps and Heads
The burner caps sit on top of the burner heads and have small gas ports (holes) around their edge. Blocked ports cause uneven flames. Clean the caps with hot soapy water and a brush. Use a toothbrush or pin to clear any blocked ports. Do not use toothpicks or anything that could break off inside the port.
Step 5: Reassemble and Test
Replace the burner caps on the correct burner heads (they’re sized to fit — don’t mix them up on multi-burner cooktops). Replace the trivets. Turn on each burner briefly to check for even flame distribution. Yellow or uneven flames indicate a blocked port that needs further cleaning.
Dealing With Burnt-On Residue
For heavy carbon buildup on the cooktop surface, apply a degreaser and cover with cling wrap for 15–30 minutes to keep it moist. Wipe away. Repeat if needed. Never use metal scourers or abrasive cleaners on stainless steel surfaces as they cause permanent scratching.
What to Avoid
- Never use bleach-based cleaners on stainless steel
- Never immerse the cooktop or burner heads in water
- Never use metal scouring pads on glass or stainless surfaces
- Never clean a hot cooktop
Shop Gas Cooktops at Oceania Appliances
We carry gas, induction and dual-fuel cooktops from Bosch, Electrolux, Westinghouse, Smeg, Fisher & Paykel and more with free delivery across Sydney. Visit 2/14 Centre Place, Wetherill Park, call or WhatsApp 0422 489 492 or email support@oceaniaappliances.com.au. Open 7 days, 10am–8pm.