How long does stone crab mustard sauce last?

Stored in an airtight container in the refrigerator, the sauce keeps for up to 5 days. The flavor actually improves after the first day as the mustard mellows and the ingredients meld, so it's a great make-ahead. Give it a good stir before serving. Freezing is not recommended, as the mayonnaise and cream can separate and turn grainy when thawed.

Can I make this stone crab sauce dairy-free?

Yes. Simply leave out the heavy cream, or swap it for an unsweetened plant-based cream or a splash of plant milk to loosen the sauce to a dippable consistency. The mayonnaise still provides plenty of richness, so the sauce stays smooth and creamy without the dairy.

What kind of mustard should I use?

Colman's (or another English-style) dry mustard powder is key to the signature sharp, sinus-clearing kick that makes this sauce famous. Prepared yellow or Dijon mustard won't deliver the same intensity. Start with 3 teaspoons and whisk in more half a teaspoon at a time until it's as bold as you like.

What else can I serve this dipping sauce with?

While it's the classic partner for stone crab claws, this mustard sauce is excellent with chilled shrimp, snow crab, lobster, or a full seafood tower. It also doubles as a tangy dip for crudite and crunchy vegetables.

How do I serve stone crab claws?

Stone crab claws are traditionally served cold and pre-cracked. Chill them thoroughly, crack the shells so the meat is easy to pull out, and arrange them on a platter with lemon wedges and a bowl of this mustard sauce for dipping. No cooking required if your claws are already cooked, which is how stone crab is almost always sold.

Sizzlefish Signature Recipes

Classic Stone Crab Mustard Dipping Sauce

Name: Classic Stone Crab Mustard Dipping Sauce
Prep time: 5 min
Total time: 35 min
Yield: 6 servings (about 1 1/4 cups)
Cuisine: American
Ingredients: 1 cup mayonnaise (not Miracle Whip); 3 1/2 teaspoons Colman's dry mustard powder, plus more to taste; 1 teaspoon Worcestershire sauce; 1 teaspoon A1 steak sauce; 2 tablespoons heavy cream; 1/4 teaspoon salt; 1 tablespoon whole grain mustard (optional, for texture); Old Bay or paprika, for garnish

A stoneware bowl of creamy mustard dipping sauce dusted with paprika next to a platter of cracked stone crab claws and lemon wedges

Ask anyone who's pulled up a chair at a Florida seafood joint during stone crab season: the claws are the star, but the mustard sauce is what people fight over. Cool, creamy, and built around a sharp hit of dry mustard, it's the perfect foil for the sweet, delicate meat of freshly cracked stone crab claws.

The best part? There's no cooking involved. This is the same South Florida–style sauce made famous at Miami Beach crab houses, and you can whisk it together in about five minutes. Make it ahead, let it chill, and let the claws do the rest.

Serves 6

Prep Time 5 min

Chill Time 30 min

Cook Time None

Ingredients

1 cup mayonnaise (not Miracle Whip)
3½ tsp Colman's dry mustard powder, plus more to taste
1 tsp Worcestershire sauce
1 tsp A1 steak sauce
2 tbsp heavy cream
¼ tsp salt
1 tbsp whole grain mustard (optional, for texture)
Old Bay or paprika, for garnish

Directions

Whisk the base. In a medium bowl, whisk together the mayonnaise and dry mustard powder until fully smooth with no lumps of mustard powder remaining.
Add the savory notes. Whisk in the Worcestershire sauce and A1 steak sauce until evenly combined.
Loosen and season. Stir in the heavy cream to reach a silky, dippable consistency, then season with salt. Fold in the whole grain mustard now if you'd like a little texture and visible mustard seeds.
Chill to meld. Cover and refrigerate for at least 30 minutes so the flavors come together. The mustard mellows and the sauce thickens slightly as it rests.
Garnish and serve. Give it a final stir, dust the top with a pinch of Old Bay or paprika, and serve cold alongside chilled, cracked stone crab claws.

Tips from the Sizzlefish kitchen

Colman's is worth it. That signature sharp, sinus-clearing kick comes from English-style dry mustard. Start at 3 teaspoons and whisk in more half a teaspoon at a time if you like it bolder.

Make it ahead. The sauce keeps in an airtight container in the fridge for up to 5 days, and honestly tastes even better on day two once the flavors have had time to settle.

Serve the claws cold. Stone crab is traditionally served chilled and pre-cracked. Set out the sauce, plenty of lemon wedges, and let everyone dig in.

Why this sauce works

Stone crab meat is sweeter and firmer than most crab, so it deserves a dip that adds contrast without overpowering it. Mayonnaise gives you a rich, clingy base; dry mustard brings the heat and tang; and a splash of Worcestershire and A1 round it out with a savory, almost umami depth. The cream is the finishing touch, loosening everything into a smooth, spoon-coating sauce that's made for dunking.

Make it a full spread

This sauce was born for stone crab, but it's just as good with shrimp, snow crab, or a chilled seafood tower. Pair it with our wild-caught favorites and bright sides like lemon wedges, drawn butter, and a crisp green salad for an easy, restaurant-quality seafood night at home.

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Stone Crab Dipping Sauce Recipe