Step 1

Use a 6-quart slow cooker.

Step 2

Crumble in the ground meat (it needs to be thawed, or it'll cook in a big clump).

Step 3

Add onion, sugar, spices, mustard, and vinegar.

Step 4

Pour in the beef broth.

Step 5

Mix well until everything is fully incorporated---you may want to use your hands. Cook on low for 8 to 10 hours.

Step 6

Stir well before serving by scooping with a slotted spoons onto hamburger buns.

Step 7

Top with your desired fixings.