Mussel Rice Soup Recipe - A Hearty and Flavorful Dish from the USA

Ingredients

• 1 cup coarsely chopped onion
• 1 tbsp butter or margarine
• 3 ribs celery , sliced
• 0.5 cup uncooked rice
• 0.5 tsp salt
• 0.5 tsp basil
• 0.25 tsp ground black pepper
• 5 cup chicken broth
• 2 medium tomatoes , peeled and chopped
• 2 x 4 oz (113 g) cans mussels , drained
• 2 cup torn fresh spinach