Grilled Shrimp Skewers

What Temperature Should I Grill Shrimp Skewers At

Grill shrimp skewers over high direct heat at 425 to 475°F. The high temperature builds char on the outside before the inside overcooks and turns rubbery. Shrimp are thin and cook fast, so they need aggressive heat to develop color and caramelized edges in the short window before the protein tightens. Lower temperatures give the shrimp too much time on the grill, which dries them out and produces a steamed texture instead of a grilled one.

Pellet Smoker Option

If you are cooking on a pellet grill, run it at 425 to 450°F. Most pellet smokers cap out around 450 to 500°F, so crank it to the highest setting your model allows. The smoke flavor at this temperature is subtle because the cook is so short, but you still pick up a light kiss of wood that you will not get from a gas grill.

Charcoal and Gas Setup

On a charcoal grill, build a full chimney of coals and spread them for direct heat. On gas, preheat all burners to high for at least 10 minutes before placing the skewers. The goal is to get the grates as hot as possible so the shrimp sear immediately on contact.

How to Prep Shrimp for the Best Char

The difference between steamed-tasting shrimp and properly charred shrimp starts before the grill is even lit. Two prep steps matter more than anything else: patting the shrimp dry and choosing the right size.

Pat Dry Before Everything

Moisture on the surface of shrimp creates steam when it hits a hot grate. Steam prevents char. Pat each shrimp dry with paper towels before adding any oil or seasoning. This step takes 30 seconds and makes a noticeable difference in the final color and crust.

Use Large Shrimp (16/20 or 21/25 Count)

Large shrimp stay juicy on the grill because they have enough mass to develop char on the outside before the center overcooks. Smaller shrimp (31/40 or higher) turn rubbery fast because they cook through in under a minute per side, leaving no time for caramelization. The 16/20 or 21/25 size gives you the best balance of grillability and texture.

The Garlic Herb Marinade

This marinade is quick and does not need hours to work. Toss the dried shrimp in a bowl with avocado oil, 1.5 to 2 tablespoons of roasted garlic herb seasoning, 3 cloves of grated fresh garlic, 1 tablespoon of fresh lemon juice, 1 teaspoon of lemon zest, 1 tablespoon of melted butter, and an optional teaspoon of honey for a subtle sweet note. Mix until every shrimp is evenly coated.

Why Avocado Oil Instead of Olive Oil

Avocado oil has a higher smoke point than olive oil. At 425 to 475°F, olive oil breaks down and turns bitter. Avocado oil stays stable at high heat and acts as a clean binder that helps the seasoning stick without adding off-flavors. Hot sauce is another option that works as a binder while adding a different layer of heat.

Keep the Marinade Time Short

Let the shrimp rest in the marinade for 15 to 20 minutes while the grill preheats. Do not go longer than an hour. The acid in the lemon juice will start to cook the shrimp (the same process that makes ceviche), and you will end up with a mushy texture before the shrimp even hit the grill. If you enjoy garlic-forward seafood, our garlic herb smoked shrimp uses a similar flavor base at a much lower temperature for a completely different texture.

How to Build and Space the Skewers

Thread the shrimp onto metal skewers. Metal is preferred because it conducts heat into the center of the shrimp and makes flipping easier. If you are using wooden skewers, soak them in water for at least 30 minutes before grilling to prevent them from catching fire over direct heat.

Spacing Matters

Do not pack the shrimp tightly together on the skewer. Leave a small gap between each piece so heat circulates around every surface. Tight packing creates a steam pocket between the shrimp where moisture gets trapped. That moisture prevents the edges from caramelizing, which is the whole point of grilling at high heat.

How Long Does It Take to Grill Shrimp Skewers

Grilled shrimp skewers take 4 to 6 minutes total over high heat: 2 to 3 minutes per side, removed as soon as the shrimp turn opaque and curl into a loose C shape.

The C Shape vs. O Shape Test

Properly cooked shrimp curl into a loose C shape. The body bends but the tail and head ends do not touch. This means the protein has set but the interior is still juicy. A tight O shape, where the ends nearly meet or overlap, means the shrimp have gone too far and will be rubbery. The window between C and O is short, so stay at the grill and watch closely.

Do Not Walk Away

Shrimp go from perfect to overcooked in under a minute. Flip them as soon as the bottom side turns opaque and shows light char marks. Pull the skewers the moment the second side matches. There is no low-and-slow margin on this cook.

How Do I Know When Grilled Shrimp Are Done

Grilled shrimp are done when they are opaque throughout and curled into a loose C shape. A tight O shape means they have overcooked and will be rubbery. The internal temperature target is 145°F, but at this size, visual cues are more reliable than a thermometer because the shrimp are too small for an accurate probe read.

Finishing the Shrimp

Right off the grill, brush the skewers with a light coat of melted butter. Finish with chopped fresh parsley, a squeeze of fresh lemon, and an optional light dusting of roasted garlic herb seasoning. Squeeze the lemon after grilling, not during. Lemon juice on the grill steams off and mutes the char flavor. Fresh lemon at the end brightens every bite without competing with the smoke.

What to Serve with Garlic Herb Shrimp Skewers

These skewers work as a main or an appetizer. Grilled street corn, garlic parmesan potatoes, and cilantro lime rice are the strongest pairings because they match the garlic-forward flavor profile. A chopped Caesar salad adds a lighter, acidic contrast. For a full surf-and-turf spread, pair them with our steak and shrimp with cowboy butter.

Step-by-Step Instructions

Step 1: Prep and Season the Shrimp

Pat 1.5 to 2 pounds of large shrimp dry with paper towels. Place in a large bowl. Add avocado oil, roasted garlic herb seasoning, grated garlic, lemon juice, lemon zest, melted butter, and optional honey. Mix until every shrimp is evenly coated. Rest for 15 to 20 minutes while the grill preheats.

Step 2: Build the Skewers

Thread the shrimp onto metal skewers with a small gap between each piece. If using wooden skewers, soak them for at least 30 minutes first. Do not pack the shrimp tightly.

Step 3: Grill Over High Heat

Preheat grill to 425 to 475°F. Place the skewers directly over the heat. Grill for 2 to 3 minutes per side until opaque, lightly charred, and curled into a loose C shape. Pull immediately.

Step 4: Finish and Serve

Brush with melted butter right off the grill. Finish with fresh parsley, a squeeze of lemon, and an optional light dusting of seasoning. Serve immediately with lemon wedges.