Name: Oven-Roasted Dungeness Crab Recipe
Prep time: 20 min
Cook time: 20 min
Total time: 40 min
Ingredients: 2 whole Dungeness crabs, cleaned and split; 6 tablespoons unsalted butter, melted; 3 tablespoons extra-virgin olive oil; 6 cloves garlic, minced; 1 teaspoon lemon zest, finely grated; 3 tablespoons fresh lemon juice; 1/4 teaspoon red pepper flakes; 1/2 teaspoon freshly ground black pepper; 1 teaspoon kosher salt; 2 tablespoons fresh parsley, finely chopped; 1 whole lemon, cut into wedges, for serving

Oven-Roasted Dungeness Crab Recipe hits that sweet spot of garlicky, buttery, slightly spicy and lemony flavor with crisp edges and juicy meat that pulls right out of the shell. It works perfectly for seafood lovers who want restaurant-level crab at home in about 45 to 55 minutes total, including prep and roasting. I still remember the first time I made this on a Tuesday night and realized I had absolutely overdone it for a “simple” dinner, and I had zero regrets.

Why Make This Oven-Roasted Dungeness Crab Recipe at Home

You control everything at home: how much garlic, how spicy, how buttery, and how roasted you want those crab edges. The oven concentrates the flavor, keeps the meat tender, and fills your kitchen with that buttery seafood aroma that usually costs a lot at a restaurant.

You also save money, especially if you buy live or pre-cooked Dungeness crab on sale. Cleanup stays pretty easy since everything roasts on a sheet pan, and you can toss the shells straight into a stockpot later for seafood stock.

“This Oven-Roasted Dungeness Crab Recipe tastes like a fancy seafood restaurant special, but it comes together on a sheet pan in under an hour and absolutely deserves all five stars.” ★★★★★

Ingredients You Need

Dungeness crab

2 large Dungeness crabs, about 1.5 to 2 pounds each
- Use live or pre-cooked cleaned crab from a trusted fish market.
- If you only find frozen pre-cooked crab, thaw it overnight in the fridge and pat it very dry so it roasts instead of steaming.

Butter and oil

1 stick (8 tablespoons) unsalted butter, melted
- Salted butter works too; just reduce added salt a bit.
2 tablespoons neutral oil (avocado, canola, or light olive oil)
- Oil raises the smoke point so the butter does not burn in the hot oven.

Garlic and aromatics

6 to 8 cloves garlic, very finely minced or grated
1 small shallot, minced (optional but tasty)
Zest of 1 lemon
Juice of 1 to 2 lemons, to taste
2 tablespoons chopped fresh parsley
1 tablespoon chopped fresh chives or green onion (optional)

Seasonings

1 to 1 ½ teaspoons kosher salt, plus more to taste
½ teaspoon freshly ground black pepper
½ to 1 teaspoon red pepper flakes, to taste
1 teaspoon smoked paprika or sweet paprika
½ teaspoon Old Bay seasoning or similar seafood seasoning mix
- Pantry shortcut: Old Bay already contains celery salt, paprika, and spices, so you can skip extra paprika if you like.

Optional flavor boosters

1 teaspoon Dijon mustard for a tangy kick
1 teaspoon honey for a light balance to the lemon and spice
Extra lemon wedges for serving

Equipment list

Large baking sheet or roasting pan with a rim
Parchment paper or foil for easier cleanup
Kitchen shears or a heavy knife to split the crab
Small saucepan or microwave-safe bowl to melt butter
Mixing bowl for the garlic butter mixture
Tongs for turning the crab
Crab crackers or a nutcracker, plus small picks or skewers

Tips & Mistakes

Use pre-cooked cleaned Dungeness crab if you feel nervous about handling live crab; it still tastes fantastic and saves time.
Pat the crab very dry before seasoning so the shells roast and caramelize instead of steaming and turning soggy.
Toss the crab in the garlic butter mixture thoroughly so every nook and cranny gets flavor; dry spots taste bland.
Roast at high heat (425 to 450°F) so the edges crisp and the garlic toasts without overcooking the meat.
Keep an eye on the garlic; if it starts to darken too fast, tent the pan loosely with foil to prevent burning.
Do not over-salt early; the crab already carries natural salinity, so taste the butter mixture and adjust lightly.
Crack the larger claws slightly before roasting so the heat penetrates and the seasoning reaches the meat.
Use a large pan and avoid crowding; crowded crab steams and loses that roasted flavor.
Let the crab rest a few minutes after roasting so the juices redistribute and the shells cool enough to handle.
Wear an apron; crab shells like to fling garlic butter at your shirt when you crack them.

How to Make Oven-Roasted Dungeness Crab Recipe

Step 1: Prep the crab

If you use live crab, chill it in the freezer for 20 to 30 minutes to sedate it, then clean it according to safe instructions from your fishmonger. If you use pre-cooked crab, rinse quickly under cold water, then drain and pat very dry with paper towels. Use kitchen shears to cut the body into halves or quarters and lightly crack the claws so the seasoning can reach the meat.

Step 2: Preheat the oven and pan

Heat your oven to 425°F. Line a large rimmed baking sheet with parchment or foil for easier cleanup. Place the empty pan in the oven while it heats so the crab hits a hot surface and starts to roast right away.

Step 3: Mix the garlic butter

In a small saucepan or microwave-safe bowl, melt the butter with the oil. Stir in the minced garlic, shallot, lemon zest, lemon juice, parsley, chives, salt, pepper, red pepper flakes, paprika, and Old Bay. Add Dijon and honey if you use them, then taste and adjust salt, lemon, and heat level to your liking.

Step 4: Coat the crab

Place the crab pieces in a large mixing bowl. Pour most of the garlic butter mixture over the crab, reserving 2 to 3 tablespoons for serving. Toss thoroughly with tongs or your hands so every piece gets coated, including inside the body cavities.

Step 5: Roast the crab

Carefully pull the hot baking sheet from the oven and arrange the crab pieces in a single layer, shell side down as much as possible. Spoon any garlic and herbs left in the bowl over the crab. Roast for 15 to 20 minutes, turning once halfway through, until the edges look slightly browned and the garlic smells toasty.

Step 6: Finish with more lemon and butter

Transfer the roasted crab to a serving platter. Warm the reserved garlic butter if it cooled, then drizzle it over the crab. Squeeze more fresh lemon on top and sprinkle extra parsley or chives for color.

Step 7: Serve hot

Serve the Oven-Roasted Dungeness Crab Recipe immediately while the shells still feel hot and the meat tastes juicy. Put out crab crackers, picks, plenty of napkins, and a bowl for shells. Expect quiet at the table for the first ten minutes because everyone will stay busy cracking and eating.

Variations I’ve Tried

I swap the parsley and chives for cilantro and green onion, then add a splash of lime juice and a pinch of cumin for a slightly smoky, citrusy twist. I also use a chili garlic paste or sambal in the butter for a spicier version that still keeps the lemon and herbs. Sometimes I add a spoonful of miso paste to the butter mixture, which gives a deep savory flavor that pairs beautifully with Dungeness crab.

On busy nights, I toss the crab with just melted butter, Old Bay, black pepper, and lemon, and it still tastes incredible. I also tried a ginger scallion version with soy sauce, sesame oil, and a touch of brown sugar, which gave a sweet-savory glaze that my family now requests regularly.

How to Serve Dungeness Crab

Serve this Oven-Roasted Dungeness Crab Recipe with warm crusty bread or garlic bread so you can soak up every drop of garlicky butter from the pan. Add a simple green salad with a lemony vinaigrette or a crisp cucumber salad to keep the meal light. Corn on the cob, roasted potatoes, or steamed rice all work nicely as sides and help stretch the meal for a crowd. Offer lemon wedges, extra melted butter, and a simple dipping sauce like lemon garlic butter or a mild chili lime sauce.

How to store

Cool leftover crab to room temperature within 1 hour, then store it in an airtight container in the fridge for up to 2 days.
For longer storage, remove the meat from the shells and freeze it in a freezer-safe container or bag for up to 2 months.
Reheat in a covered baking dish at 300°F with a splash of water or extra butter until just warmed through, about 8 to 10 minutes, so the meat stays tender and does not dry out.
Avoid microwaving on high; if you use a microwave, heat gently in short bursts with a cover and a little butter to keep the crab moist.