01 -
In a large mixing bowl, combine ground beef, breadcrumbs, beaten egg, diced onion, salt, and black pepper until just incorporated.
02 -
Divide mixture and gently shape into 6 to 8 oval-shaped steaks. Let patties rest while preparing the gravy.
03 -
Preheat oven to 350°F. In an oven-safe skillet over medium-high heat, sear patties 3 to 4 minutes per side until golden brown; remove and set aside.
04 -
In the same skillet, melt butter over medium heat. Add sliced onion and sauté until softened, about 4 minutes.
05 -
Sprinkle flour over onions and cook, stirring constantly, for 2 minutes. Gradually whisk in beef broth, followed by heavy cream and garlic powder, whisking until smooth.
06 -
Arrange browned patties in the gravy, ensuring steaks are partially submerged.
07 -
Cover skillet tightly and bake at 350°F for 45 minutes. Uncover and bake an additional 15 minutes for a golden top.
08 -
Remove from oven and allow to rest 10 minutes before serving to retain juiciness.