Preheat oven to 350º F. Lightly grease a 1 ½qt baking dish.
Add onion, celery, and garlic to a food processor. Pulse about 5 times until everything is minced.
Add chickpeas to the food processor. Pulse a few more times to mince.
Add buffalo sauce and cream cheese. Blend to preferred smoothness. Spread into the baking dish. Sprinkle evenly with the blue cheese.
Transfer to the oven and bake 20-25 minutes until hot and blue cheese has melted. Remove from oven and sprinkle with green onion. Serve with tortilla chips or vegetable sticks like celery & carrots.
