Ingredients: 1 tbsp olive oil 1/2 cup chopped onion 1 cup chopped carrot 1/4 tsp salt 1/2 cup chopped celery 1 tsp chopped garlic 4 cups sodium-free chicken broth 175 g turkey sausage , casings removed, rolled into 1/2-inch balls 1/2 tsp salt 1/8 tsp black pepper 3 cups baby spinach 1/2 cup ancini di..