Brown the ground beef in a skillet Season to taste.
While the ground beef is browning, put the tomatoes in your Crockpot® slow cooker and turn on HIGH for 4 hours.
Drain the ground beef and add it to the tomatoes.
Add the cream of mushroom soup, and the mushrooms; stir to combine.
Add the seasonings (salt, pepper, oregano, basil, thyme, parsley, and garlic powder) and one soup can of water; stir to combine.
Leave your slow cooker on HIGH and cook for the remainder of the 4 hours. Adjust the seasonings as necessary.
