Slow Cooker Salisbury Steaks

https://www.spendwithpennies.com/mushroom-salisbury-steak/

Ingredients

• 2 tablespoons butter
• 1 1/4 cups mushrooms thinly sliced
• 1 onion thinly sliced
• 1 1/2 lbs ground beef
• 1/2 cup Panko bread crumbs
• 1 egg
• 1/4 teaspoon black pepper
• 2 cups beef broth
• 1/4 cup ketchup
• 2 teaspoons Worcestershire sauce
• 1 Tbs mustard
• 1/4 cup corn starch

Instructions

1. Place butter in a frying pan with onions. Cook over medium heat about 5 minutes ensuring onions don’t brown. Add mushrooms and cook until all liquid is absorbed. Transfer to slow cooker.
2. In a bowl combine beef, 1/4 cup of the broth, egg, pepper and Panko bread crumbs. Mix well and form 6 patties.
3. In another small bowl, combine remaining broth, flour, ketchup, Worcestershire sauce, mustard powder and water. Mix well.
4. Place beef patties in the pan and brown on each side (about 2 minutes). Transfer to slow cooker.  Pour sauce into slow cooker.  Cover and cook on low heat 8-10 hours or high heat 6 hours.  When ready to serve, remove steaks from slow cooker and turn heat to high.  Make a slurry with broth and corn starch. Whisk well and stir into broth.  simmer and stir 5 minutes until sauce thickens.  Place steaks back into slow cooker and stir to cover.  Serve over mashed potatoes or rice.