In a large pot, cook chopped bacon over medium heat until crisp. Remove bacon and leave 1 tablespoon of fat in the pot.
Add chicken broth, onion, carrots, celery, garlic, and Parmesan rind. Simmer for 25 minutes until vegetables are tender.
Remove rind and transfer vegetables with 2 cups broth to blender. Blend until smooth.
Return blended mixture to pot. Add pastina and cook 7–8 minutes.
Stir in crispy bacon. Add salt and pepper to taste.
Garnish with parsley and grated Parmesan.
