Heat the olive oil in a large pot or Dutch oven over medium heat. Add the diced onion, celery, and carrots and cook for about 10 minutes, stirring occasionally, until the onion is translucent and the vegetables are partially tender.
2 tbsps (30 ml) extra virgin olive oil, ½ medium yellow onion, 3 stalks celery, 3 medium carrots
Add the minced garlic and cook for 1 minute, just until fragrant.
4 cloves garlic
Stir in the chicken stock, Italian seasoning, sea salt, and black pepper. Increase the heat and bring the soup to a boil.
64 oz (1.9 L) chicken stock , 2 tsps (4 g) Italian seasoning , ½ tsp (3 g) fine sea salt, ½ tsp (1 g) ground black pepper
Reduce the heat to medium-low and maintain a gentle simmer. Add the cooked chicken and cheese tortellini and cook for about 5 minutes, or until the tortellini is tender.
1½ cups (105 g) cooked, diced or shredded chicken, 1 (9 oz /255 g) package refrigerated cheese tortellini
In a small bowl, whisk together the milk and cornstarch until smooth. Ladle a small amount of hot soup into the mixture and stir to temper it, then pour it back into the pot. Add the spinach and stir well. Simmer for about 2 minutes, or until the soup thickens slightly and the spinach is wilted and bright green.
1 cup (236 ml) whole milk, 1 tbsp (8 g) cornstarch , 1 cup (33 g) fresh baby spinach leaves, torn and stems removed, packe
Remove the soup from the heat and stir in the fresh lemon juice.
1 tbsp (15 ml) fresh lemon juice
Serve warm, garnished with fresh parsley if desired.
fresh parsley for garnish