If you’re searching for a fresh, tasty way to enjoy seafood while sticking to your low-carb lifestyle, this Crab on Keto Recipe is an absolute winner. It’s bright, flavorful, and surprisingly simple—bringing together lump crab meat with zesty Dijon, crisp celery, and that signature Old Bay kick. Whether you want it as a refreshing salad or a warm sautéed treat, this recipe delivers satisfying texture and rich flavor without straying from keto principles. Trust me, once you try it, you’ll want to make it a regular in your keto meal rotation.

Ingredients You’ll Need
This dish shines because of its straightforward yet carefully balanced ingredients. Each one plays a crucial role in layering flavor, adding crunch, or bringing that perfect creamy texture that makes this crab dish so irresistible.
- 1/2 pound lump crab meat: Fresh or good-quality crab is the star here—pick it over carefully to remove any shells for a smooth bite.
- 2 tablespoons mayonnaise: Adds creaminess and moisture, holding the salad together with just the right richness.
- 1 teaspoon Dijon mustard: Brings a subtle tang that elevates the crab’s natural sweetness.
- 1/2 teaspoon Old Bay seasoning: Classic seafood seasoning that adds a gentle heat and aromatic spices.
- 1/4 teaspoon garlic powder: Enhances depth without overpowering, complementing the crab beautifully.
- 1/4 cup finely chopped celery: For crunch and fresh vegetal notes, brightening each bite.
- 1 tablespoon chopped fresh parsley: Adds vibrant color and a hint of herbaceous freshness.
- 1 teaspoon lemon juice: A splash of acidity that brings the flavors alive.
- Salt and black pepper to taste: Essential for seasoning and balancing the mix.
- 1 tablespoon olive oil or butter (optional): Perfect if you want to gently sauté the crab for a warm, crab cake-inspired twist.
How to Make Crab on Keto Recipe
Step 1: Prepare the Crab Mixture
Start by placing the lump crab meat in a medium bowl. Gently pick through it to ensure no tiny shells remain. Add the mayonnaise, Dijon mustard, Old Bay seasoning, garlic powder, chopped celery, parsley, lemon juice, salt, and pepper. Use a gentle folding motion to combine everything without breaking up the crab chunks—this helps maintain that lovely, flaky texture.
Step 2: Serve Chilled or Warm
You can enjoy this recipe two ways. For a crisp, refreshing salad, keep the mixture chilled and serve straight from the bowl. Alternatively, heat up a pan with olive oil or butter over medium heat and lightly sauté the crab mixture for about 3 to 5 minutes, stirring gently. This warms up the flavors and adds a lightly golden crust reminiscent of crab cakes, ideal for those cozy moments.
Step 3: Optional Assembly
If you want a fun keto-friendly presentation, spoon the chilled crab salad into crisp lettuce leaves for a refreshing wrap. It’s a satisfying handheld option that’s perfect for lunch or a light dinner.
How to Serve Crab on Keto Recipe

Garnishes
Brighten your crab dish with a sprinkle of fresh parsley or chives, a wedge of lemon on the side for an extra zing, or a dash of paprika for a pop of color. Garnishes not only look beautiful but add subtle layers of flavor that enhance the entire experience.
Side Dishes
This crab recipe pairs beautifully with keto-friendly sides like cauliflower rice or a crisp green salad dressed lightly with olive oil and lemon juice. Roasted asparagus or steamed broccoli are great low-carb choices that complement the seafood without overpowering it.
Creative Ways to Present
Thinking beyond the bowl? You can use avocado halves as edible bowls, filling them with the chilled crab salad for a creamy and satisfying combo. Another idea is to serve the sautéed crab on keto-friendly crackers or atop cucumber slices, perfect for entertaining or as elegant appetizers.
Make Ahead and Storage
Storing Leftovers
After enjoying your Crab on Keto Recipe, store any leftovers in an airtight container in the refrigerator. The crab salad will keep well for up to two days, maintaining its fresh flavors and texture—just be sure to keep it chilled and covered tightly.
Freezing
Freezing isn’t ideal for this recipe since the mayonnaise and fresh celery can become watery upon thawing, affecting the texture. It’s best to prepare it fresh or consume leftovers within a couple of days for optimum taste.
Reheating
If you opted for the sautéed version and have leftovers, gently reheat them in a skillet over low heat until warmed through. Avoid the microwave when possible to preserve the delicate texture of the crab meat.
FAQs
Can I use imitation crab for the Crab on Keto Recipe?
It’s best to stick with real lump crab meat, as imitation crab often contains added sugars and starches, which can kick you out of ketosis. Real crab keeps the dish authentic and keto-friendly.
Is this recipe suitable for meal prep?
Absolutely! The crab salad can be prepped in advance and stored in the fridge for a quick, delicious meal whenever you need it. Just add fresh garnishes before serving for the best taste.
Can I make this recipe dairy-free?
Yes! Simply use olive oil instead of butter if you want to sauté the crab, and ensure your mayonnaise is dairy-free. The base ingredients are naturally dairy-free already.
How can I add more flavor without adding carbs?
Consider adding fresh herbs like dill or tarragon, a touch of smoked paprika, or a splash of hot sauce. These add complexity without affecting the carb count.
Is this recipe high in protein?
Definitely! Crab is a fantastic source of lean protein, making this recipe not only delicious but also nutritious and supportive of your keto goals.
Final Thoughts
I can’t recommend this Crab on Keto Recipe enough for anyone eager to enjoy a delicious, healthy seafood dish that fits perfectly into a low-carb lifestyle. It’s quick to make, endlessly versatile, and so satisfying—whether served cold or warm. Give it a try, and I promise it will become a favorite go-to recipe in your keto kitchen!
Print
Crab on Keto Recipe
- Prep Time: 10 minutes
- Cook Time: 0 minutes (or 5 minutes if sautéed)
- Total Time: 10–15 minutes
- Yield: 2 servings
- Category: Main Course, Salad
- Method: No-Cook and Sauté
- Cuisine: American
- Diet: Low Carb, Keto, Gluten Free
Description
This delicious and easy Crab on Keto recipe features tender lump crab meat combined with creamy mayonnaise, Dijon mustard, and a blend of spices, offering a flavorful low-carb dish perfect for a light meal or snack. Enjoy it chilled as a salad, wrapped in lettuce cups, or lightly sautéed for a warm crab cake-style dish that fits perfectly within keto, low-carb, and gluten-free diets.
Ingredients
Crab Salad Ingredients
- 1/2 pound lump crab meat, picked over for shells
- 2 tablespoons mayonnaise
- 1 teaspoon Dijon mustard
- 1/2 teaspoon Old Bay seasoning
- 1/4 teaspoon garlic powder
- 1/4 cup finely chopped celery
- 1 tablespoon chopped fresh parsley
- 1 teaspoon lemon juice
- Salt and black pepper to taste
For Sautéing (Optional)
- 1 tablespoon olive oil or butter
Instructions
- Combine Ingredients: In a medium bowl, gently fold together the lump crab meat, mayonnaise, Dijon mustard, Old Bay seasoning, garlic powder, celery, parsley, lemon juice, salt, and black pepper. Be careful not to break up the crab meat too much to maintain texture.
- Serve Chilled: Enjoy the crab mixture as a chilled salad or spoon it into lettuce cups to create a satisfying low-carb wrap.
- Optional Sauté: For a warm crab cake-style dish, heat olive oil or butter in a skillet over medium heat. Lightly sauté the crab mixture just until warmed through, about 3-5 minutes. Avoid overcooking to keep the crab tender and flavorful.
Notes
- Use real lump crab meat to keep the dish strictly keto-friendly; imitation crab often contains sugars and starches.
- Enhance the salad by mixing in chopped avocado for extra creaminess and healthy fats.
- Serve the crab salad over cauliflower rice for a more filling low-carb meal.

