Tortellini Minestrone

Name: Tortellini Minestrone
Ingredients: * 1-2 tbsp olive oil; * 3 stalk celery, diced; * 3 small carrot, diced; * 1 onion, diced; * 2 medium zucchini, sliced and quartered; * 2 cup chopped spinach leaf; * 2 clove garlic, minced; * 1/8-1/4 tsp red pepper flake (more if you like it spicy); * 1 tsp dried oregano; * 5 cup chicken stock; * 5 cup beef stock; * 1 can white bean, drained; * 1 can diced tomato; * 2 tsp liquid smoke flavouring; * 1/4 cup prepared pesto; * 1 lb frozen cheese filled tortellini; * 1/2 tsp kosher salt or to taste