- Heat olive oil in a skillet over medium heat.
- Cook patties 4–5 minutes per side until browned and mostly cooked through. Remove and set aside.
3. Prepare the Gravy
- In the same skillet, melt butter. Add mushrooms and onion and cook 5–6 minutes until softened and lightly browned.
- Stir in garlic and cook 30 seconds.
- Sprinkle in flour and cook 1 minute, stirring constantly.
- Gradually whisk in beef broth, Worcestershire sauce, and thyme. Simmer gently until thickened.
4. Finish the Dish
- Return patties to the skillet, spoon gravy over them, cover, and simmer 8–10 minutes until patties are fully cooked.
- Taste and adjust seasoning with salt and pepper.
Juicy beef, rich mushroom gravy, and creamy mashed potatoes—this Salisbury Steak is the ultimate comfort food.