Slow Cooker Cheeseburger Mac & Cheese Casserole

0 In a large skillet over medium-high heat, add the ground beef and break it up into crumbles.
1 Cook until there is no pink left, about 10 minutes.
2 Drain any grease and add the ground beef to the bottom of an 8-quart slow cooker.
3 Add the onion,soup, garlic powder, and onion powder to the slow cooker.
4 Stir to combine.
5 Place the cooker on low heat for 6 hours.
6 Add the macaroni and stir to combine.
7 Continue to cook for 20-30 minutes, stirring every 10 minutes until the noodles are fully cooked.
8 Add the cubed Velveeta, stir it in.
9 Place the top back on the pot and wait 5 minutes.
10 Stir until all of the Velveeta is melted.
11 Sprinkle the cheddar cheese on top and replace the lid.
12 Cook until the cheese is melted, 10 minutes or so.
13 Serve immediately.