Step 1

In a large bowl add the ground beef, crushed crackers, egg, milk, salt, pepper, garlic powder and oregano. Mix together with clean hands, don't over mix. Form the meat into 4 patties. Set aside.

Step 2

In another large bowl, whisk together the cream of mushroom soup, gravy packets, water and thyme until smooth. Set aside.

Step 3

In a large skillet set over medium-high heat, add enough oil to coat the bottom of the pan. When the oil and pan are hot add the patties, brown on both sides. No need to cook through.

Step 4

Add half of the mushrooms and onions to the bottom of the slow cooker. Add the patties on top. Add remaining onions and mushrooms on top of the patties. Pour over gravy mixture.

Step 5

Cover and cook on LOW for 4.5 hours without opening the lid during the cooking time.

Step 6

Serve and enjoy!