Preheat oven to 350 degrees F. Process beans in a blender or food processor with water and garlic until smooth.
In a large bowl, combine shredded chicken, white bean paste, yogurt, 1/2 cup green onion and hot sauce. Transfer to a small baking dish and bake for 20 minutes.
Sprinkle with cheese, bake until melted and let stand for 10 minutes. Garnish with remaining 1/4 cup green onion and more hot sauce, if you wish. Serve with tortilla chips, celery and carrot sticks, thickly sliced cucumbers or whole grain crackers.
Slow Cooker
If not using cooked chicken, cook chicken breasts in slow cooker covered with water for 3 hours on High. Drain broth and shred chicken with 2 forks.
Add yogurt, 1/2 cup green onion, hot sauce and cheese. Stir, cover and cook on Low for 2-3 hours. Switch to Keep Warm after.
Instant Pot
If not using cooked chicken and beans, to Instant Pot add raw chicken breasts, 1/2 cup dried beans and water 2 inches above. Pressure cook on High for 15 minutes with 5 minutes Natural Release.
Then remove chicken and shred. Drain pot with beans leaving approximately 1/4 cup water, add garlic and blend with an immersion blender. Add shredded chicken, yogurt, 1/2 cup green onion, hot sauce and cheese.
Stir, cover with regular lid, slow cook for 2-3 hours and then switch to Keep Warm.
Notes
Store: Refrigerate leftovers in an airtight container for up to 5 days. They taste great cold or can be reheated in the oven at 350 degrees F for 15 minutes.
Make ahead: Combine all ingredients and refrigerate covered for 1-2 days. When ready, bake or slow cook as per recipe.