How To Cook Cooked Snow Crab Legs
Snow crab legs are already cooked, so reheating them gently preserves their sweet, tender meat. If you want to know how to cook cooked snow crab legs without drying them out, the answer is simple: warm them, don’t recook them. This guide covers four easy methods, plus seasoning tips and storage advice.
How To Cook Cooked Snow Crab Legs
Most snow crab legs sold in stores are pre-cooked and flash-frozen. That means your only job is to bring them back to a safe, pleasant serving temperature. Heat them too long and the meat turns rubbery and sticks to the shell.
Pick a method below based on the tools you have and how much time your working with.
Method 1: Steaming On The Stovetop
Steaming is the safest method for tender meat. The moisture protects the crab from drying out.
- Fill a large pot with about two inches of water.
- Add a steamer basket or a colander that fits inside the pot.
- Bring the water to a rolling boil.
- Place the crab legs in the basket in a single layer if possible.
- Cover the pot and steam for 5 to 7 minutes.
- Check the meat with a thermometer. It should reach 145°F.
- Remove the legs and serve right away.
If your legs are still frozen, add 2 to 3 minutes to the cook time. Thawed legs need only 4 to 5 minutes.
Method 2: Boiling In Salted Water
Boiling works fine, but it can wash away some flavor. A heavy pinch of salt in the water helps.
- Fill a big pot with enough water to cover the legs.
- Add 1 tablespoon of salt per quart of water.
- Bring the water to a boil.
- Drop in the crab legs and lower the heat to a gentle simmer.
- Simmer for 4 to 6 minutes for thawed legs, 8 to 10 minutes for frozen.
- Pull them out with tongs and drain well.
Do not walk away during this step. Overboiled crab gets watery and tough.
Method 3: Baking In The Oven
The oven is great when your feeding a crowd. You can warm several pounds at once.
- Heat the oven to 350°F.
- Line a baking sheet with foil or parchment.
- Arrange the legs in a single layer.
- Brush the shells with melted butter or olive oil.
- Cover the pan tightly with foil.
- Bake for 8 to 10 minutes until heated through.
The foil tent traps steam, which keeps the meat moist. Skip the cover and the shells may scorch.
Method 4: Grilling For A Light Char
Grilling adds a smoky note, but it’s the fastest way to dry out crab. Watch it closely.
- Heat the grill to medium, about 350°F to 400°F.
- Brush the shells with oil so they don’t stick.
- Place the legs on the grates, shell side down.
- Grill for 3 to 4 minutes per side.
- Remove as soon as the meat is hot.
You can also wrap the legs in foil with a splash of water or butter. This steams them on the grill and lowers the risk of burning.
How To Tell When The Crab Is Ready
You don’t need to guess. Use these two checks.
- Temperature: The internal meat should hit 145°F.
- Appearance: The meat turns opaque white with a slight sheen. It should look firm, not shrunken.
If the meat looks stringy or the shell feels light, you’ve likely overcooked it. There’s no fix for that, so pull the legs early next time.
Seasoning And Serving Ideas
Snow crab has a mild, sweet flavor. Keep your seasonings simple so the meat stays the star.
- Melted butter with a squeeze of lemon
- Old Bay or a light seafood seasoning
- Garlic butter with chopped parsley
- A pinch of cayenne for heat
Serve the legs hot with crusty bread, corn on the cob, or a simple green salad. Have shell crackers, small forks, and plenty of napkins on hand. A bowl for the empty shells keeps the table tidy.
Thawing Tips Before You Cook
You can cook snow crab legs straight from frozen, but thawed legs cook faster and more evenly.
- Fridge: Thaw overnight in a sealed bag on the bottom shelf. This is the safest option.
- Cold water: Submerge the sealed legs in cold water for 30 to 45 minutes. Change the water every 15 minutes.
- Avoid room temperature: Leaving crab out on the counter invites bacteria growth.
Never refreeze thawed crab legs. Cook them within 24 hours of thawing.
Storing And Reheating Leftovers
Leftover crab is best eaten within 2 days. Store it in an airtight container in the fridge.
To reheat, steam the legs for 2 to 3 minutes or microwave them covered for 30 to 45 seconds. High heat dries the meat, so keep it short.
You can also pick the meat from the shells and use it cold in salads, dips, or pasta. Cold crab meat holds up well and needs no reheating at all.
Common Mistakes To Avoid
- Cooking frozen legs in a hot oven without foil, which dries them out.
- Boiling for 15 minutes or more because the crab is already cooked.
- Skipping the salt in boiling water, which leaves the meat bland.
- Reheating leftovers on high power in the microwave.
Keep your heat gentle and your timing short. That’s the whole secret to great snow crab legs at home.