In a dutch oven, heat olive and oil and saut onions for 3-5 minutes until translucent. Add in garlic and saut for 2 minutes. Add in 1 can of black beans, including the liquid and stir.
Next, add in the jar of salsa and chicken broth.
Using 2 forks, shred the chicken meat. Add chicken into the pot, reserving 1/2 cup.
Crush tortilla chips into the pot and stir.
Using an immersion blender, blend all ingredients together until the soup thickens.
Add in 1 can of corn, including the liquid, and the remaining chicken.
Let simmer for 20 minutes.
Serve with sour cream, diced cilantro, shredded cheese & avocado.