Mediterranean Fish Soup

Ingredients

• 1 medium onion, peeled and coarsely chopped, about 1 cup
• 5 cloves garlic, smashed, peeled and sliced
• Pinch cayenne pepper
• 1 tablespoon vegetable oil
• 4 cups fish broth (see recipe)
• 1 1/2 pounds tomatoes, cored and roughly chopped, about 3 cups
• 1/2 cup white wine
• 1/4 cup Pernod
• Large pinch saffron threads
• 1 tablespoon freshly squeezed lemon juice
• Kosher salt and freshly ground pepper to taste
• Croutons (optional)