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Labour Day Grilled Lobster Rolls with Charred Scallion Brown Butter & Lemon‑Herb Aioli (Popular Right Now)

A grill-first lobster roll built for end-of-summer cookouts: charred lobster tails tossed in nutty scallion brown butter, piled into toasted buttery brioche with bright lemon‑herb aioli and quick‑pickled celery. Scalable, fast to plate, and a guaranteed showstopper for Labour Day gatherings.

0.0(0 reviews)
Prep: 20m · Cook: 10m · Total30 mins
DifficultyMedium
Serves4
AuthorTopshelf Recipes
Labour Day Grilled Lobster Rolls with Charred Scallion Brown Butter & Lemon‑Herb Aioli (Popular Right Now)
TR

Author's Note

"This is a party-ready, grill-first riff on a classic lobster roll — bright, buttery and fast to assemble. Make the aioli and pickles ahead, char lobster at the last minute, and you'll be serving a trending showstopper guests will ask about."

Labour Day Grilled Lobster Rolls with Charred Scallion Brown Butter & Lemon‑Herb Aioli (Popular Right Now)

This Labour Day grilled lobster roll is built for back‑yard theatrics and honest, coastal flavor. Instead of the usual cold‑salad approach, we sear lobster meat over high heat so each chunk picks up a quick char that plays beautifully against the nutty, browned‑butter finish. Charred scallions folded into the butter add a smoky allium hit that amplifies the lobster without masking it, while a bright lemon‑herb aioli and quick‑pickled celery bring acidity and crunch to keep the sandwich lively through the first bite and the last.

What makes this version work for crowds is timing and texture: components that can be prepped ahead (aioli, pickles) and a finish that’s fast to execute — toss grilled lobster in scallion brown butter and plate. Brioche rolls are recommended for their soft, buttery crumb and split‑top grillability, but the technique translates to any sturdier roll; the key is to toast cut sides in the remaining brown butter so every bite is glossy and savory. Serve immediately for the best contrast between warm, caramelized lobster and cold, lemony aioli.

Plan your timing

6:25 pm–6:30 pm→Prep and season lobster & scallions
6:30 pm–6:35 pm→Quick‑pickle the celery
6:35 pm–6:40 pm→Make the lemon‑herb aioli
6:40 pm–6:45 pm→Grill lobster and scallions for char
6:45 pm–6:50 pm→Make scallion brown butter and toss lobster
6:50 pm–6:55 pm→Toast rolls and assemble quickly for service
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Ingredients

Yield
4

Instructions

Prep and season lobster & scallions

Using kitchen shears, remove the lobster meat from shells and butterfly each tail; pat dry and cut meat into roughly 1" chunks. Toss the lobster chunks with a generous pinch of kosher salt and pepper; keep the shells for stock if desired. Trim the scallions (reserve greens), leaving them whole for charring. Melt 1–2 tbsp of the butter (from the total) to brush the lobster and scallions just before grilling.

For this step

  • 2 lbLobster tails (shells removed, meat butterflied and cut into 1" chunks)
  • 4 eachLarge scallions (green onions), whole
  • 8 tbspUnsalted butter (total — for browning and brushing rolls)
  • 1 tspKosher salt & freshly ground black pepper
Prep and season lobster & scallions

Quick‑pickle the celery

Thinly slice the celery on a bias and place in a bowl; add the rice vinegar and a light pinch of kosher salt, toss to combine, and let sit at least 10–15 minutes while you grill — this softens and brightens the celery. Drain (or reserve a little of the pickling liquid) before assembling; the quick pickle can be made earlier and held refrigerated up to 24 hours.

For this step

  • 0.38 cupRice vinegar (for quick‑pickling)
  • 2 cupsCelery stalks, thinly sliced on the bias
Quick‑pickle the celery

Make the lemon‑herb aioli

Whisk together mayonnaise, fresh lemon juice and the chopped chives + parsley; season to taste with a small pinch of salt and pepper. Chill the aioli while you grill; it keeps very well in an airtight container for 1–2 days, which helps speed service.

For this step

  • 0.75 cupMayonnaise (aioli base)
  • 3 tbspFresh lemon juice
  • 2 tbspFresh herbs (chives + flat‑leaf parsley), finely chopped
Make the lemon‑herb aioli

Grill lobster and scallions for char

Preheat a gas or charcoal grill to high (450–500°F / 230–260°C) and oil the grates. Brush the lobster pieces lightly with melted butter, place meat side down on the hottest part of the grill until nicely charred (1–2 minutes), then flip and cook just until opaque and cooked through (an additional 1–2 minutes); remove immediately to avoid overcooking. Grill the scallions alongside until softened and well‑charred, about 3–4 minutes total, turning once; reserve for the brown butter.
Grill lobster and scallions for char

Make scallion brown butter and toss lobster

On the stovetop over medium heat, melt the remaining butter and cook, stirring, until it foams and the milk solids turn golden brown and smell nutty (2–4 minutes). Finely chop the charred scallions and stir them into the brown butter off the heat, then add the grilled lobster chunks and gently toss to coat so every piece gets glossy, browned flavor; taste and adjust seasoning.

Toast rolls and assemble quickly for service

Split the brioche rolls, brush cut sides with a little melted browned butter, and toast cut‑side down on the grill until golden (about 30–60 seconds). Spread a generous swipe of lemon‑herb aioli inside each roll, pile in the scallion brown‑butter lobster, top with a tablespoon of quick‑pickled celery for crunch, finish with a pinch of fresh herbs if desired, and serve immediately. For Labour Day crowds: make aioli and pickles ahead, hold lobster in single layer at warm (not hot) temp and toss in brown butter right before plating; scale by multiplying lobster weight by number of rolls (2 lb yields ~8 hearty rolls).

For this step

  • 8 eachBrioche split‑top rolls
Toast rolls and assemble quickly for service

Tips from the kitchen

Pat lobster very dry

Moisture on the meat prevents good searing; pat the butterflied tails completely dry before brushing with melted butter and hitting the grill.

Watch the brown butter

Clarify your attention when browning butter—milk solids shift from golden to burnt quickly, so remove the pan from heat the moment it smells nutty and amber.

Don’t overcook lobster

Lobster only needs a few minutes total on the grill; pull it as soon as the flesh is opaque and just firm to the touch to avoid rubberiness.

Char scallions for depth

Grill whole scallions until blackened in spots; their smoky sweetness is more interesting than raw greens and holds up in the brown butter.

Toast rolls in butter

Brush split‑top brioche with browned butter and toast cut sides briefly on the grill for a glossy, flavored crust that resists sogginess from aioli.

Variations & substitutions

Use frozen lobster tails

Thaw fully overnight in the refrigerator and pat dry; the grilling and brown‑butter finish still gives excellent flavor and char when fresh isn’t available.

Aioli lightened

Swap half the mayonnaise for Greek yogurt for tang and lower fat; hold the mixture just as long and add lemon to taste before serving.

Spicy citrus twist

Stir 1 tsp finely chopped preserved lemon and a pinch of Aleppo pepper into the aioli for bright, savory heat that complements the brown butter.

Vegetarian swap

Replace lobster with thick king oyster mushroom slices, char them the same way and toss in scallion brown butter for a meaty, umami‑rich alternative.

Storage & make-ahead

Store components separately: lime‑herb aioli and quick‑pickled celery will keep in airtight containers in the refrigerator for up to 48 hours, and leftover cooked lobster meat can be refrigerated for 1–2 days. Do not assemble rolls ahead—bread will become soggy; to reheat lobster gently, warm it in a skillet with a teaspoon or two of butter over medium heat just until warmed through, then toss in fresh browned butter before serving.

What to serve with it

Serve these lobster rolls with warm, grilled corn brushed with herb butter, or a crisp fennel and cabbage slaw to echo the aioli’s brightness. For drinks, choose a zippy, unoaked white like Muscadet or a dry riesling, or keep it casual with a citrusy IPA or a classic gin and tonic garnished with lemon.

Frequently asked questions

Can I use frozen lobster tails?

Yes—thaw them overnight in the refrigerator and pat thoroughly dry before butterflying and grilling; the quick sear still develops excellent char and flavor.

How can I tell when lobster is cooked?

Cooked lobster turns opaque and firm but still springy; grill pieces briefly until just opaque throughout—about 2–4 minutes total depending on size—and avoid prolonged cooking to prevent rubberiness.

Can I brown the butter ahead of time?

You can brown the butter up to the day before and refrigerate it; gently rewarm before tossing with lobster and stir in the chopped charred scallions off the heat to preserve their texture.

How far ahead can I make the aioli and pickles?

The lemon‑herb aioli keeps well for 1–2 days in the fridge, and the quick‑pickled celery can be made up to 24 hours ahead for optimal brightness; both save time on service without sacrificing quality.

Why char the scallions instead of using raw?

Charring adds smoky sweetness and a softer texture that melds with brown butter, creating a more layered savory note than raw scallions would provide.

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Ingredients

4 servings
Step 1: Prep and season lobster & scallions
  • Lobster tails (shells removed, meat butterflied and cut into 1" chunks)2 lb
  • Large scallions (green onions), whole4 each
  • Unsalted butter (total — for browning and brushing rolls)8 tbsp
  • Kosher salt & freshly ground black pepper1 tsp
Step 2: Quick‑pickle the celery
  • Rice vinegar (for quick‑pickling)0.38 cup
  • Celery stalks, thinly sliced on the bias2 cups
Step 3: Make the lemon‑herb aioli
  • Mayonnaise (aioli base)0.75 cup
  • Fresh lemon juice3 tbsp
  • Fresh herbs (chives + flat‑leaf parsley), finely chopped2 tbsp
Step 6: Toast rolls and assemble quickly for service
  • Brioche split‑top rolls8 each

Nutrition Facts

Per serving: 1 roll (about 350g)

Calories853
Total Fat61.1g
Saturated Fat19.4g
Trans Fat0g
Polyunsaturated Fat9.1g
Monounsaturated Fat21.4g
Total Carbohydrates32.3g
Dietary Fiber2g
Total Sugars0.9g
Protein42.3g

Nutrition values are estimated from USDA ingredient data and may vary based on preparation, brands, and portion sizes. Values are provided for informational purposes only.

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Sous-chef
Labour Day Grilled Lobster Rolls with Charred Scallion Brown Butter & Lemon‑Herb Aioli (Popular Right Now)

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