Heat olive oil in a large stockpot over medium-high.
Add onion, celery, and carrot and saute for 5 minutes, until the onion turns translucent.
Next, add vinegar, ginger and garlic and saute for 1 minute, allowing the vinegar to absorb and for the ginger and garlic to become fragrant.
Add the ground turkey, dried herbs and salt. Brown the meat for 5 minutes.
Add broth and bring to a boil then add squash and reduce to a steady simmer. Cook for 12 – 15 mins until squash has softened, stirring intermittently.
Add in spinach 1-2 cups at a time, stirring to incorporate.
Add collagen and stir. Cook for 5-7 minutes more.
Garnish with avocado slices/cilantro/juice from lime wedges, if desired.