This recipe contains no fillers and is 100% real food. Not your ordinary crockpot recipe, be prepared to WOW your family with this fabulous recipe.
Mix ground beef with salt and pepper and 1 large egg; shape into generous size patties
Mix flour, salt and pepper on a small plate. Dredge beef patties and make sure they are evenly coated with flour mixture
Melt butter or bacon grease in large skillet and heat over med/high heat until pan is hot.
Add patties and cook about 2-3 minutes per side. You want to sear in the juices and make the outside nice and brown. You may need to work in batches
Remove patties from pan and place in crockpot
Add onion to skillet after the patties have been seared. Cook for 5-7 minutes until golden brown.
Add minced garlic and cook for 1 minute
Add 4 tbsp butter to onions and garlic, and then add mushrooms. Cook another 5-7 minutes until all liquid is evaporated and the mushrooms are golden brown
Add 4 tbsp butter to onions and mushroom and add 1/3 cup flour. Cook for about 1 minute, making sure everything is evenly coated with the flour
Slowly add the beef broth, carefully scraping up the brown bits from the bottom of the pan
Add salt and pepper to taste, thyme, balsamic vinegar, and Worcestershire sauce. Stir and cook until the gravy thickens, about 3-5 minutes
Pour gravy over patties in crockpot. Cover and cook on high for 2-3 hours
Serve with rice or mashed potatoes. Enjoy!