Step 1

In a large skillet, saute ground beef with onion and garlic until cooked through. Drain grease. Add beef to a lightly greased slow cooker.

Step 2

Add remaining ingredients, except spaghetti, to slow cooker and stir to combine. Cover and cook on low for 6 hours. Add more water as needed for desired consistency.

Step 3

Serve over cooked spaghetti or other pasta.