How to Fix Bitter, Homemade Refried Beans from "Burnt" Bacon Grease?

The user seeks advice on salvaging a batch of homemade refried beans. They made a mistake by using burnt bacon fat, resulting in a bitter taste. The recipe involved cooking pinto beans in an Instant Pot with water and salt for 45 minutes on high pressure. After cooking, the beans were sautéed with jalapeño and onion in bacon fat. The beans were then mashed and seasoned with garlic salt and kosher salt, with some bean water reserved. The user is aware that the burnt bacon fat caused the bitterness. They have researched potential remedies such as baking soda, lime juice, agave, honey, butter, or lard. The user is hoping this batch of beans can be saved. They are asking for advice from others who have experienced a similar issue. They do not want the batch to go to waste due to the problem. They were planning to use the beans in various dishes. The user apologizes for the lengthy description of the process.