Sausage Minestrone Soup

Bahan-bahan (8 porsi)

• 16 ounces mild Italian sausage
• 1 medium onion (chopped)
• 1 & 1/2 cups celery (chopped)
• 1 & 1/2 cups carrots (chopped)
• 1 6 ounce can tomato paste
• 2 tablespoons garlic (minced)
• 1 tablespoon dried oregano
• 1 15 ounce can Italian style diced tomatoes*
• 5 cups chicken broth
• 1 15 ounce can cannellini beans, drained and rinsed
• 1 15 ounce can red kidney beans, drained and rinsed
• 1 cup zucchini (chopped)
• 1 cup yellow squash (chopped)
• 1/2 cup dry ditalini pasta**
• 2 cups baby spinach
• basil pesto (to garnish)
• grated parmesan cheese (to garnish)