Zucchini and Rosemary Soup

Langkah-langkah

1. Heat the butter with the oil in heavy large saucepan over medium-high heat. Add the onion; sauté until translucent, about 5 minutes. Mix in the garlic and rosemary. Add the broth and potato; bring to boil. Reduce heat and simmer 10 minutes. Add the sliced zucchini; simmer until tender, about 15 minutes.
2. Working in batches, puree in the blender. Season with salt and pepper.
3. Cook the cubed zucchini in a saucepan of boiling salted water for 30 seconds. Drain. Re-warm the soup over medium heat. Ladle into bowls. Top with the cubed zucchini and sprinkle with green onions, if desired.