Crisp and Golden Mac and Cheese Cakes on the Grill
Turn yesterday's leftover macaroni into today's crispy, golden side dish with this easy wood-fired recipe.
Replacing a standard wire grate with a solid carbon steel griddle insert instantly converts a kettle or kamado grill into a wood-fired plancha. This modification eliminates grease flare-ups by preventing drippings from hitting the coals, creates distinct heat zones for searing and slow cooking, and creates a solid surface capable of cooking liquid batters, eggs, and small vegetables that would otherwise fall through standard gaps.
To understand the performance upgrade, compare the cooking dynamics of a standard wire rack against a solid carbon steel surface. This comparison highlights why serious grillers are switching to solid surfaces.
| Feature | Standard Wire Grate | Carbon Steel Griddle Insert |
|---|---|---|
| Heat Transfer | Convection (Air & Flame) | Conduction (Direct Contact) |
| Flare-Ups | Frequent (Grease drips on fire) | Zero (Solid surface blocks grease) |
| Versatility | Steaks, Burgers, Large items | Steaks, Eggs, Pancakes, Veggies |
| Flavor Profile | Smoky Char | Smoky Flavor + Maillard Crust |
| Cleaning | Wire brush scrubbing | Simple scrape & wipe |
While cast iron is a traditional choice for searing, carbon steel offers superior durability and performance for outdoor grilling. It provides a distinct advantage in both longevity and daily use.
Carbon steel absorbs heat rapidly, allowing you to reach searing temperatures faster than cast iron. It creates a "seasoned" non-stick surface much quicker due to its smoother porosity, ensuring delicate foods like fish or eggs slide effortlessly.
Unlike cast iron, which is brittle and can crack if dropped or thermally shocked, carbon steel is virtually indestructible. It withstands extreme temperature fluctuations without structural damage.
Pro Tip: Treat your carbon steel grate like a high-end wok. The more you cook on it, the blacker and more non-stick it becomes. This natural patina (polymerized oil) is better than any chemical coating.
The design of a flat grill insert creates natural thermal zones, giving you more control than a standard grate. Understanding these zones is the key to mastering the cook.
Because the fire is concentrated in the center, the middle of the grate is your high-heat "sear zone" (often exceeding 600°F). The outer edges remain cooler, perfect for slow-roasting vegetables or keeping food warm while the proteins finish searing.
Even though the grate is solid, the open center or airflow gaps allow wood smoke to circulate. The food absorbs the smoky essence of the charcoal or wood without being burnt by direct flames.
Yes, most inserts are designed to fit standard sizes like the 18-inch, 22-inch, and 26-inch Weber kettle grills, as well as various sizes of Kamado Joe and Big Green Egg grills. Always measure the diameter of your current fire bowl before ordering.
Clean it while it is still warm by scraping food residue into the fire with a flat spatula, then wiping it down with a paper towel and a light coat of oil. Never use soap or steel wool, as this strips the seasoning.
Like any raw steel cookware, it can rust if the seasoning is stripped or if it is left exposed to moisture without an oil coating. Keeping the grate well-oiled and covered when not in use prevents oxidation.