What You'll Learn
- Why ceramic retains heat far better than steel grills
- The exact vent settings for 5 different temperature targets
- How to do a proper burn-in on a new kamado
- Why lump charcoal is mandatory for kamado cooking
The kamado grill is the most efficient, versatile charcoal cooker ever designed. Originally from Japan, modern ceramic kamados can grill at 700 degrees F, smoke at 225 degrees F, and bake pizza at 600 degrees F — all with the same load of charcoal. Here's everything you need to know.
How Kamados Work
The secret is the ceramic shell. Ceramic is an excellent thermal insulator — it absorbs heat slowly and releases it slowly, creating an incredibly stable cooking environment. Once a kamado reaches your target temperature, it holds it with minimal fuel and minimal vent adjustment. A 20 LB bag of Firebull lump charcoal can run a kamado at 225 degrees F for 18-24 hours.
Why Lump Charcoal Is Mandatory
Kamado manufacturers universally recommend lump charcoal over briquettes. The reason is ash. Briquettes produce large amounts of ash that can clog the air intake at the bottom of the kamado, restricting airflow and causing temperature drops. Firebull lump charcoal produces minimal ash, keeping the airflow clean and the temperature stable throughout long cooks.
Pitmaster Tip
Pitmaster Tip: Never use instant-light charcoal or lighter fluid in a kamado. The chemicals can absorb into the ceramic walls and affect the flavor of every cook for months. Always use a chimney starter or fire starters.
Temperature Control
| Target Temp | Bottom Vent | Top Vent | Use Case |
|---|---|---|---|
| 700+ degrees F | Fully open | Fully open | Pizza, searing |
| 500-600 degrees F | 1/2 open | 1/2 open | Burgers, steaks |
| 400-450 degrees F | 1/4 open | 1/4 open | Chicken, roasting |
| 300-350 degrees F | 1/8 open | 1/8 open | Whole chicken, ribs |
| 225-250 degrees F | Barely cracked | Barely cracked | Brisket, pork shoulder |
Getting the Most From Your Kamado
- Always preheat with the dome closed for 15-20 minutes before cooking
- Make small vent adjustments and wait 10 minutes before adjusting again
- Use a deflector plate for indirect cooking — essential for low-and-slow
- Clean the ash out after every 3-4 cooks to maintain airflow
- Never leave a kamado unattended at high temperatures
- In cold weather, add 20% more charcoal to compensate for heat loss
Published by
The Firebull Team
April 18, 2026
