Brazilian Fish, Shrimp & Mussel Stew - Andrew Zimmern

Ingredients

• 1 pound skinless halibut fillet, cut into 1-inch chunks
• 3 tablespoons fresh lime juice
• 2 tablespoons vegetable oil
• 1 onion, quartered and thinly sliced (about 1 1/4 cups)
• 2 serrano chiles, seeded and minced (2 1/2 tablespoons)
• 6 garlic cloves, minced (about 3 tablespoons)
• 1/4 cup finely chopped cilantro, plus more for garnish
• 2 tablespoons tomato paste
• 3 cups bottled clam juice
• 1 cup unsweetened coconut milk
• 1 pound medium shrimp, shelled and deveined
• 1 pound mussels, scrubbed
• 2 tablespoons natural cashew butter
• Salt