Best Outdoor Grill Inserts That Will Transform Your BBQ!
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Outdoor cooking can quickly become frustrating without the right setup. Many grills don’t fit well into existing patio kitchens or custom outdoor spaces, making it hard to enjoy a seamless cooking experience.
Best outdoor grill inserts offer a practical solution by fitting into built-in areas and providing reliable performance for backyard chefs. These inserts are designed for people who want a sturdy, convenient grilling option that integrates smoothly with their outdoor design. They often bring benefits like easy installation, durable materials, and versatile cooking surfaces.
This review will cover the key features, pros and cons, and what to expect from some of the best outdoor grill inserts on the market, helping you find the ideal fit for your outdoor cooking needs.
Upgrade Your Backyard Cooking with These Top Built-In Grill Options
| Image | Product | Price |
|---|---|---|
Pick 1 ![]() | Weber Rust-Resistant Griddle Insert | Check Price On Amazon |
Pick 2 ![]() | Cast Iron 17 Flat Top Griddle for Gas Grill | Check Price On Amazon |
Pick 3 ![]() | Napoleon Stainless Steel Griddle Insert for BBQ Grills | Check Price On Amazon |
1. Weber Rust-Resistant Griddle Insert
Enhance your outdoor cooking experience with the Weber Rust-Resistant Griddle Insert. Designed to transform compatible grills into versatile flat-top cooking surfaces, this griddle provides ample space to prepare meals for family and friends. Experience the convenience of a pre-seasoned, ready-to-use griddle that integrates seamlessly with your grill.
Experience the convenience of a pre-seasoned, ready-to-use griddle that integrates seamlessly with your grill.
Built with durable carbon steel, the insert ensures even heat distribution for consistent cooking results. Its mess-free design manages grease effectively, helping keep your cooking area clean and controlled.
The Weber griddle insert is specifically crafted to fit Spirit 4-burner gas grills made since 2025, Spirit and Spirit II 3-burner gas grills from 2016-2024, and Searwood pellet grills. This compatibility allows you to convert your full grill surface into a spacious flat cooking area, ideal for searing, sautéing, and browning.
Pre-seasoned and ready out of the box, it saves time and effort usually spent on preparation. The carbon steel material retains and distributes heat evenly, resulting in deliciously cooked food from first to last bite.
Its sturdy design resists warping over time, unlike thinner griddle surfaces, maintaining performance and longevity.
Designed with raised edges, the griddle prevents spills, keeping food, oil, and seasonings contained. Additionally, the grease management system integrates smoothly into your grill’s existing setup, reducing mess and cleanup.
This griddle insert is ideal for outdoor cooks wanting to expand their grilling techniques with a versatile, reliable flat-top surface.
Pros
- Large cooking surface converts entire grill into a flat-top griddle
- Pre-seasoned carbon steel ensures even heat and instant use
- Mess-free grease management design reduces spills and simplifies cleanup
Cons
- Compatible only with select Weber Spirit and Searwood grills, limiting broad use
The Weber Rust-Resistant Griddle Insert offers a sturdy, spacious, and efficient solution for turning your grill into a versatile cooking surface. Its combination of durable build, practical features, and easy maintenance makes it a valuable addition for those who enjoy outdoor cooking. For users with compatible grills, this insert provides an excellent upgrade to expand meal preparation options beyond traditional grilling.
For users with compatible grills, this insert provides an excellent upgrade to expand meal preparation options beyond traditional grilling.
| Specification | Details |
|---|---|
| Brand | Weber |
| Model Number | 6787 |
| Material | Pre-Seasoned Carbon Steel |
| Compatibility | Spirit 4-burner (2025+), Spirit & Spirit II 3-burner (2016-2024), Searwood Pellet Grills |
| Cooking Surface | Full-size flat top griddle |
| Heat Distribution | Even heat retention and delivery |
| Grease Management | Integrated mess-free system |
| Warranty | 2 Years |
| Included Components | Weber Full Size Griddle Insert |
| Best Sellers Rank | #15 in Grill Griddles |
2. Cast Iron 17 Flat Top Griddle for Gas Grill

Enhance your outdoor cooking experience with the Cast Iron 17 Flat Top Griddle for Gas Grill. Designed to fit most standard gas grills, it delivers even heat distribution for professional-quality searing. Its flat surface expands your grilling options beyond traditional grates.
Made from pre-seasoned cast iron, the griddle offers exceptional heat retention and durability. Whether you’re cooking steaks, vegetables, or pancakes, it transforms your backyard gatherings into memorable feasts.
Constructed with universal compatibility, this 17×13 inch griddle fits popular brands like Weber and Charbroil effortlessly. It replaces old grill grates to provide a smooth, flat cooking surface ideal for various meals.
Built-in grease management channels help keep your grill clean by directing excess oil away from burners.
The pre-seasoned cast iron ensures that heat spreads evenly across the surface, preventing hot spots and allowing precise temperature control. This quality also boosts its longevity, resisting warping and rust with a protective coating.
Cleaning is made simple—just wipe it down while still warm using a soft cloth or paper towel, avoiding abrasive tools that could damage the finish.
Its versatility extends well beyond grilling; it serves as a flat top for teppanyaki-style dishes or outdoor breakfast cooking. Compact enough for camping and tailgating, this griddle suits anyone seeking a dependable, multi-purpose outdoor cooking accessory. It fits most two or three-burner gas grills and is adaptable to some charcoal models, enhancing value through flexibility and robust design.
Pros
- Universal fit for major gas grill brands and many charcoal grills
- Built-in grease trap and drain channel for cleaner cooking
- Durable pre-seasoned cast iron with excellent heat retention
Cons
- Requires careful cleaning to maintain the protective coating
The Cast Iron 17 Flat Top Griddle combines versatility, durability, and ease of use to elevate grill-based meals. Its design encourages creative outdoor cooking with minimal hassle.
| Specification | Details |
|---|---|
| Brand | Uniflasy |
| Dimensions | 17 x 13 inches |
| Material | Pre-seasoned Cast Iron |
| Fits Grill Brands | Weber, Charbroil, Camp Chef, Nexgrill, Broil King, and more |
| Included Components | Flat top cooking plate (1 piece) |
| Best Sellers Rank | #5 in Grill Griddles on Amazon |
| Customer Rating | 4.4 out of 5 stars (2,442 reviews) |
3. Napoleon Stainless Steel Griddle Insert for BBQ Grills

Elevate your outdoor cooking with the Napoleon Stainless Steel Griddle Insert designed to expand your grilling options effortlessly. This full-size griddle fits perfectly on select Napoleon BBQ grills, providing a versatile and spacious surface for various cooking styles.
Crafted from thick stainless steel, it ensures even heat distribution for consistent results across the wide cooking area. Whether searing, sautéing, or stir-frying, this griddle insert opens up new culinary possibilities beyond traditional grilling.
The Napoleon Stainless Steel Griddle Insert offers a spacious 26 x 16 cooking surface, accommodating multiple ingredients at once. It is engineered specifically for Prestige/PRO 500 and Rogue 525 gas BBQ grills, ensuring a seamless fit and secure placement.
Constructed with durable stainless steel, this insert promotes even heating across its entire surface. The sturdy build supports multi-zone cooking for different temperature needs simultaneously. It’s ideal for those who enjoy experimenting with various cooking techniques outdoors without investing in separate appliances.
With this griddle, meal preparation becomes more flexible and flavorful as you can easily sear meats, stir-fry vegetables, or sauté your favorite dishes. The design suits both casual grillers and serious cooks who want dependable performance without hassle.
Pros
- Spacious 26″ x 16″ cooking area for versatile meal prep
- Thick stainless steel ensures consistent heat distribution
- Quick installation and removal for easy grill conversion
Cons
- Designed only for specific Napoleon BBQ grill models
The Napoleon Stainless Steel Griddle Insert enhances your outdoor kitchen by expanding how you cook on your existing grill. It balances build quality, performance, and convenience in one accessory. For anyone looking to add versatility to their outdoor cooking setup while using a compatible Napoleon grill, this insert delivers dependable and flexible results.
For anyone looking to add versatility to their outdoor cooking setup while using a compatible Napoleon grill, this insert delivers dependable and flexible results.
| Specification | Details |
|---|---|
| Brand Name | Napoleon |
| Compatible Models | Prestige/PRO 500, Rogue 525 Gas BBQ Grills |
| Cooking Surface Size | 26″ x 16″ (66 cm x 40 cm) |
| Material | Stainless Steel |
| Model Number | 56094 |
| Included Components | Stainless Steel Griddle Insert |
| Unit Count | 1 |
| Customer Ratings | 4.4 out of 5 stars (640 reviews) |
| Best Sellers Rank | #92 in Grill Griddles |
| UPC | 629162560940 |
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4. GrillGrate Flavor Zone Universal Grill Accessory

Elevate your outdoor cooking with the GrillGrate Flavor Zone Universal Grill Accessory. This innovative tool enhances grilling by delivering superior heat distribution and impressive sear marks, making every meal a flavorful experience. Designed for versatility, it caters to various grill types and skill levels alike.
Transform outdoor grilling into a high-performance culinary event without complicated setups. Whether using a gas, pellet, or charcoal grill, it fits seamlessly into your existing setup, providing consistent heat and reducing flare-ups.
Ideal for those seeking juicy steaks and evenly cooked dishes.
The GrillGrate Flavor Zone stands out with its patented raised rail design, which heats up faster and maintains consistent temperatures during cooking. This design blocks flare-ups effectively, while the valleys vaporize drippings to enhance juiciness and add smoky flavor to your food.
Constructed from durable hard anodized aluminum, these grates resist rust and provide long-lasting performance. Panels interlock for a stable grilling surface that’s easy to clean, making setup and maintenance hassle-free.
Compatible with any grill at least 15 inches deep, it slips onto your existing grates and is ready to use after just five minutes of preheating. Compared to standard grill inserts, the GrillGrate Flavor Zone offers enhanced control over temperature and flare-ups.
Its versatile design makes it a practical addition for camping or backyard BBQs alike.
Pros
- Universal fit for gas, pellet, and charcoal grills 15” deep or more
- Patented raised rail design for even heat and flare-up control
- Reversible sides allow grilling or griddle cooking options
Cons
- Limited to grills with at least 15 inches depth, which may restrict fit on smaller models
The GrillGrate Flavor Zone Universal Grill Accessory offers a reliable upgrade for any outdoor cooking setup. Its smart design and durable build create better heat control, juicier food, and versatile cooking styles. Whether entertaining guests or preparing a family meal, it delivers performance that adds both flavor and convenience to grill sessions.
| Specification | Details |
|---|---|
| Product Dimensions | 15 x 9.25 x 1 inches |
| Item Weight | 2 pounds |
| Manufacturer | GrillGrate |
| ASIN | B0CMDM6X32 |
| Model Number | UNV15-9RC |
| Customer Rating | 4.4 out of 5 stars (57 reviews) |
| Best Sellers Rank | #183,610 in Patio, Lawn & Garden #585 in Grill Grids & Grates |
5. Utheer 17 x 13 Pre-Seasoned Nonstick Griddle

Elevate your outdoor cooking experience with the Utheer 17 x 13 Pre-Seasoned Nonstick Griddle. Designed to transform your gas or charcoal grill into a versatile flat-top surface, it’s perfect for preparing breakfast, burgers, and more with ease.
The griddle’s durable build ensures reliable performance whether you’re tailgating, camping, or hosting a backyard BBQ.
Its generous 17 x 13 surface offers ample space, while the nonstick coating reduces food sticking and simplifies cleanup. This griddle is a practical addition for anyone looking to expand their grilling capabilities with efficient, even heating and easy food handling.
With a sturdy construction rated for temperatures up to 500°F, the griddle handles high-heat searing and sizzling with confidence. The pre-seasoned nonstick surface allows pancakes, eggs, and burgers to slide off without sticking when properly oiled.
The detachable, reversible handles offer flexibility, letting you adjust for grill clearance or storage convenience. This feature also makes lifting and carrying the griddle safer and more comfortable once it cools.
Easy to maintain, the griddle requires hand washing and thorough drying after use to preserve its coating and durability.
Ideal for outdoor cooking enthusiasts, this griddle suits anyone who enjoys diverse meals on the grill – from breakfast staples to seared steak. It outshines many flat-top inserts by combining nonstick convenience, solid temperature tolerance, and smart grease management, making it a valuable extension to your grilling setup.
Pros
- Durable nonstick surface supports easy cooking and cleanup
- Grease groove and raised edges help manage drippings effectively
- Detachable, reversible handles improve portability and storage
Cons
- Hand washing required to maintain nonstick coating
The Utheer 17 x 13 Pre-Seasoned Nonstick Griddle merges convenience with versatility for outdoor grilling. It offers a reliable flat-top surface that withstands high heat and simplifies cooking a variety of meals.
| Specification | Details |
|---|---|
| Brand | Utheer |
| Size | 17″ x 13″ |
| Material | Pre-seasoned nonstick coating |
| Max Temperature | Up to 500°F |
| Included Components | Detachable side handles |
| Weight | Not specified |
| Best Uses | Gas & charcoal grills, outdoor cooking, tailgating |
| ASIN | B09Z6JCGQC |
6. Charbroil Performance Series Griddle Insert

Elevate your outdoor cooking experience with the Charbroil Performance Series Griddle Insert. Designed to turn your gas grill into a versatile griddle, it offers a spacious 270 sq.
inch flat cooking surface. Enjoy the freedom to prepare everything from breakfast favorites to vibrant stir-fries directly on your existing grill.
Easy to set up and built for durability, this insert maximizes your grill’s capabilities without extra appliances. It’s a smart addition for anyone who appreciates convenient and diverse outdoor cooking options.
The Charbroil Performance Series Griddle Insert transforms your grill into a multi-use cooking tool quickly and efficiently. Measuring 12 inches, it fits neatly on top of your gas grill grates, delivering even heat distribution with its porcelain-coated cast iron surface. This design ensures consistent cooking results and natural nonstick performance while resisting rust over time.
This design ensures consistent cooking results and natural nonstick performance while resisting rust over time.
Setup requires no seasoning or preparation—simply place the griddle insert on your grill, preheat, and start cooking. Its surface withstands the use of metal spatulas and scrapers, so you don’t need to worry about damaging the coating. The built-in grease channel directs drippings into the grill’s grease system, maintaining a cleaner and safer cooking environment.
Ideal for backyard chefs who want to cook a variety of foods like pancakes, fajitas, or vegetables without cluttering their outdoor space, the insert offers great value. Its sturdy build and quick setup make it an excellent tool for convenient and versatile grilling sessions.
Pros
- Converts standard grill into a 270 sq. inch flat-top griddle
- No seasoning or prep needed—ready to use straight away
- Durable porcelain-coated cast iron with metal utensil safe surface
Cons
- Limited to gas grills with compatible grate sizes
The Charbroil Performance Series Griddle Insert is a practical upgrade for anyone looking to expand their grill’s versatility. It provides reliable heat, easy cleanup, and a durable surface for diverse cooking styles. Its straightforward setup and thoughtful design make it a standout choice compared to some bulky or fragile alternatives on the market.




