Place chicken breasts in the bowl of a slow cooker.
Top with, onion, black beans, green chilies, salsa, ancho chili, garlic powder, chili powder, smoked paprika, chicken bouillon, pepper, and chicken broth.
Stir to combine ingredients.
Cover and cook on low for 6-7 hours.
Remove chicken breasts from slow cooker.
Combine corn starch and water to make a slurry.
Pour cornstarch slurry into slow cooker.
Shred chicken breast meat with a fork.
Return to the slow cooker.
Add thawed corn, softened cream cheese, and cheddar cheese. Stir to combine.
Turn heat to high and cook for another 1 hour until heated through and soup has thickened.
Cut a large flour tortilla into thin strips.
Place tortilla strips in a large mixing bowl.
Toss tortilla strips with melted butter to coat them.
Place on a cookie sheet and bake at 375℉ for 10-15 minutes or until crispy and golden brown.
To serve top each bowl with a dollop of sour cream, tortilla strips, pickled sliced Jalapeño peppers and chopped cilantro.