In the slow cooker, add Coke, golden mushroom soup, onion soup mix, and 1/4 tsp. garlic powder. Stir to combine.

Sprinkle meat with garlic powder, salt, and pepper on all sides.

In a large pan, sear meat on all sides. Not more than a minute per side.

When the meat is browned, add to the slow cooker.

Add potatoes on top of the meat.

Add carrots and onions, if desired.

Cook on low, around 8-9 hours. Meat should fall apart without much effort.

When done, remove the meat to a bowl. Shred with two steak knives.

Remove potatoes to the same bowl with the meat.

Add sour cream to the fluid in the slow cooker, stir till combined.

Move the meat and potatoes back to the slow cooker (or poor the fluid into the bowl). Mix to combine.

Serve over rice or noodles.