This recipe kicks off our grilling series with a fast, high-impact cook that proves great BBQ does not have to be complicated. Large U6 prawns are butterflied, seasoned simply with garlic and kosher salt, then grilled hot and fast over charcoal. A classic chimichurri, brightened with herbs, oregano, and a touch of red pepper heat, finishes the dish with balance and freshness.
Short History
Grilling prawns or shrimp over live fire is common across coastal cultures, prized for speed and clean flavor. Chimichurri traces back to Argentina and Uruguay, where herbs, oil, garlic, and vinegar were used to cut richness from grilled meats. Over charcoal, this pairing shines, light smoke plus fresh herbs is a winning combination.Skill level: Beginner-friendly
1 to 2tbspcilantrooptional, finely chopped (4 to 8 g)
1/2tspdried oregano0.5 g
1/4tspred pepper flakesadjust to taste (0.5 g)
Kosher salt and black pepperto taste
Equipment
1 Charcoal kettle grill Any charcoal grill works
1 Chimney starter
1 Long-handled tongs
1 Small Bowl
1 Cutting board
1 Sharp knife
Method
Prep the Prawns
Butterfly prawns lengthwise, shells on. Pat dry and season with granulated garlic and kosher salt.
Optional flavor boost: Reserve 1/4 to 1/2 cup chimichurri. Lightly coat prawns and rest up to 20 minutes.
Make the Chimichurri
Combine parsley, optional cilantro, garlic, oregano, and red pepper flakes. Stir in olive oil and vinegar. Season to taste. Keep reserved portion separate for basting and finishing.
Grill Setup
Grill: Weber Kettle or similar
Heat: Medium direct
Temp: 350 to 425°F (175 to 220°C)
Using a chimney starter to start coals and setup for direct and indirect setup
Grill
Place prawns cut-side down over direct heat. Grill 3 minutes, flip, then grill 3 minutes more.
Optional: Lightly baste during the final minute, use a gentle hand to avoid scorching.
Finish
Pull from the grill and immediately baste generously with reserved chimichurri. Serve extra on the side.
Notes
Doneness Markers
Pink and opaque flesh
Loose C-shape curl
Safe: 145°F (63°C)
Best texture: pull at 135 to 140°F (57 to 60°C)
Check the thickest part with a quick-read thermometer
Pro Tips
Shells protect the meat and add flavor
Keep the lid open to prevent roasting
Dried oregano blooms better than fresh here
Heat should warm, not overpower
Variations
Add lemon zest to the chimichurri
Bump red pepper flakes for more heat
Swap half the parsley for oregano for a bolder herb note
Serving Ideas
Grilled bread or flatbread
Surf addition for a steak night
Shareable appetizer straight off the grill
Call to Action
Love quick, confident grilling like this? Explore more grilling recipes, fire control tips, and seafood cooks at ExploringBBQ.com. Save this recipe, leave a comment with your heat level, and check out Helpful Gear for Your Cook to dial in your next grill night.