A classic Brazilian soup, this dish offers a harmonious balance of tangy, sweet, and spicy flavors. For an added traditional touch, try sprinkling the soup with chopped peanuts just before serving. If you can't find a Brazilian lager, Mexican beer such as Dos Equis works well in its place.

Stock:

• 6 cups water
• 1 cup chopped onion
• 3/4 cup chopped carrot
• 1 tablespoon grated peeled fresh ginger
• 4 garlic cloves, minced
• 1 pound fish bones

Soup:

• Cooking spray
• 1 cup chopped onion
• 1 tablespoon brown sugar
• 1 teaspoon salt
• 1 tablespoon grated peeled fresh ginger
• 3 garlic cloves, minced
• 1 serrano chile, seeded and finely chopped
• 3 cups chopped seeded peeled tomato
• 1 (12-ounce) bottle beer
• 1 (13.5-ounce) can light coconut milk
• 1 pound grouper or other firm white fish
• fillets, cut into 1-inch pieces
• 1/3 cup chopped fresh cilantro
• 1 tablespoon fresh lime juice
• 3 cups hot cooked basmati rice
• 6 lime wedges