Seafood Chowder

Ingredients

• 2 1/2 cups (1/2-inch) cubed peeled baking potato
• 2 cups finely chopped onion
• 1 cup water
• 2 teaspoons chicken-flavored bouillon granules
• 2 teaspoons Worcestershire sauce
• 1/2 teaspoon dried thyme
• 1/4 teaspoon freshly ground black pepper
• 1 (8-ounce) bottle clam juice
• 2 tablespoons all-purpose flour
• 1 1/2 cups 1% low-fat milk, divided
• 1 (12-ounce) can evaporated fat-free milk
• 1 1/2 pounds grouper or other firm white fish fillets, cut into 1/2-inch pieces
• 12 medium shrimp, peeled, deveined, and halved lengthwise (about 6 ounces)