There’s a dish from the coast of Murcia that most people outside of Spain have never heard of — and that’s exactly why you need to know about it. Caldero Murciano is a two-course seafood rice experience that many locals consider superior to paella. Fishermen’s food, cooked in a blackened iron pot over open fire, eaten with handmade alioli. It’s the real deal.

What Is Caldero Murciano?
Caldero Murciano is a traditional dish from the Mar Menor and La Manga del Mar Menor region of Murcia, on Spain’s southeastern coast. The name comes from the caldero — a deep, round iron or clay pot used to cook it. Unlike paella, where rice and protein cook together from the start, caldero is a two-step process: you first make an intensely flavoured fish broth, cook the rice in that broth, then serve the fish separately alongside handmade alioli.
The result is a deeply savoury, saffron-gold rice that absorbs every drop of flavour from the sea — and a plate of perfectly poached fish on the side. It’s one of Spain’s great hidden dishes.
Caldero vs Paella: What’s the Difference?
Both dishes use Bomba rice and saffron, but that’s where the similarities end:
| Caldero Murciano | Paella Valenciana | |
|---|---|---|
| Pot | Deep iron or clay caldero | Wide shallow paella pan |
| Base | Fish broth (made first) | Sofrito + water/stock together |
| Protein | Served separately after | Cooked with the rice |
| Sauce | Alioli (essential) | Optional lemon |
| Region | Murcia | Valencia |
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Essential Ingredients
Serves 4. The fish is the star — don’t compromise on quality.
For the Broth & Fish
- 1 whole red snapper or sea bass (~1.2 kg), cleaned and cut into large pieces
- Dried ñora peppers — 3–4, rehydrated.
- 4 ripe tomatoes, grated
- 1 head of garlic, halved crosswise
- 1 tsp sweet smoked paprika
- A generous pinch of saffron, steeped in warm water
- Olive oil — 4 tbsp
- Salt
- 1.5 litres water
For the Rice
- 400g Bomba rice
- The strained fish broth from above (approx. 1.2 litres)
For the Alioli
- 4 garlic cloves
- 2 egg yolks
- 200ml light olive oil
- Juice of half a lemon
- Salt
Equipment You’ll Need
Caldero is traditionally cooked in a deep iron or clay pot. A heavy-bottomed casserole or Dutch oven works well at home.
Step-by-Step Recipe
Step 1: Build the Broth
Heat olive oil in your caldero over medium-high heat. Fry the halved garlic head cut-side down until golden, then remove. In the same oil, fry the rehydrated ñora peppers for 1–2 minutes. Add grated tomato and cook down for 8 minutes. Add paprika, then add the fish pieces. Lightly brown on both sides. Add 1.5 litres of water and the saffron infusion. Simmer for 20 minutes. Remove the fish and set aside. Strain the broth and measure out 1.2 litres.
Step 2: Cook the Rice
Bring the strained broth back to a boil. Add the Bomba rice, stir once, then leave it alone. Cook at a steady simmer for 18–20 minutes. Caldero rice should be slightly soupy (meloso) rather than dry.
Step 3: Make the Alioli
Crush garlic with a pinch of salt in a mortar until smooth. Add egg yolks and mix well. Slowly drizzle in olive oil, drop by drop, whisking constantly until emulsified. Add lemon juice and adjust salt.

Step 4: Serve the Two Courses
Serve the rice in deep bowls with alioli stirred in. Then serve the poached fish on a separate plate with more alioli on the side.
Tips for the Best Caldero Murciano
- Use the freshest fish possible.
- Don’t skip the ñora peppers.
- Make real alioli.
- The rice should be slightly wet. Caldero rice is meloso, not dry like paella.
- Rest the rice. Cover and rest for 3 minutes before serving.
More Spanish Rice Dishes to Explore
Frequently Asked Questions
What fish is best for Caldero Murciano?
Red snapper (pargo) is traditional. Sea bass, monkfish, or grouper are excellent alternatives.
Can I use a regular pot instead of a caldero?
Yes. A heavy-bottomed casserole or Dutch oven works perfectly.
Is Caldero Murciano gluten-free?
Yes — the traditional recipe contains no gluten.
Can I make the broth in advance?
Absolutely. The fish broth can be made up to 24 hours ahead and refrigerated.

