Slow-Cooker Provençal Fish Stew with Fennel, Tomato & Orange (Gluten-Free, One-Pot)

This slow-cooker Provençal fish stew combines flaky white fish with fennel, tomatoes, orange zest, and olives for a bright, aromatic, and gluten-free dinner. All ingredients are simmered together in one pot, making prep and cleanup easy.

⏱️ 240 minutes
👥 4 servings
🔥 295 calories
Slow-Cooker Provençal Fish Stew with Fennel, Tomato & Orange (Gluten-Free, One-Pot)
Ingredients
  • 1.5 lbs skinless white fish fillets (such as cod or halibut), cut into 2-inch pieces
  • 1 medium fennel bulb, thinly sliced
  • 1 large yellow onion, thinly sliced
  • 3 cloves garlic cloves, minced
  • 1 14.5 oz can canned diced tomatoes (no added salt)
  • 2 cups vegetable or fish broth (gluten-free)
  • 0.5 cup pitted green olives, halved
  • 1 medium orange, zested and juiced
  • 4 sprigs fresh thyme sprigs
  • 1 leaf bay leaf
  • 2 tbsp extra-virgin olive oil
  • 1 tsp sea salt
  • 0.5 tsp freshly ground black pepper
  • 0.25 cup fresh parsley, chopped (for garnish)
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Instructions

1

Drizzle olive oil in the bottom of the slow-cooker. Layer fennel, onion, and garlic inside.

⏱️ 1 minute
2

Add diced tomatoes (with juices), broth, olives, orange zest, orange juice, thyme sprigs, bay leaf, salt, and black pepper. Stir to combine.

⏱️ 2 minutes
3

Cover and cook on LOW for 3 hours to allow vegetables to soften and flavors to meld.

⏱️ 180 minutes 🌡️ Low (slow-cooker)
4

Remove thyme sprigs and bay leaf. Nestle fish pieces into the stew, submerging them gently. Cover and cook on LOW for an additional 45 minutes, until fish is opaque and flakes easily.

⏱️ 45 minutes 🌡️ Low (slow-cooker)
5

Taste and adjust seasoning. Serve in bowls, garnished with fresh parsley.

⏱️ 1 minute
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Nutrition Information

295
Calories
30g
Protein
14g
Carbs
12g
Fat

Per serving. Values are approximate and may vary.

Frequently Asked Questions

Yes, thaw completely before adding to the slow-cooker for even cooking and best texture.

You can add sliced leeks, celery, or diced bell peppers for variety.

Yes, prepare up to the step before adding the fish; refrigerate, then finish cooking with fish before serving.

No, but you can add a pinch of red pepper flakes for gentle heat if desired.

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