1Start by grating half of an onion into a mixing bowl.
2Start by grating half of an onion into a mixing bowl.
3Start by grating half of an onion into a mixing bowl.
4Add half a cup of panko breadcrumbs to the grated onion.
5Add half a cup of panko breadcrumbs to the grated onion.
6Add half a cup of panko breadcrumbs to the grated onion.
7Using your fingers, mix the breadcrumbs and onion together and let the breadcrumbs soak in the onion juices for about five minutes.
8Using your fingers, mix the breadcrumbs and onion together and let the breadcrumbs soak in the onion juices for about five minutes.
9Using your fingers, mix the breadcrumbs and onion together and let the breadcrumbs soak in the onion juices for about five minutes.
10Add one pound of ground beef, one whole egg, three tablespoons of Dijon mustard, two tablespoons of ketchup, and half a teaspoon of Worcestershire sauce.
11Add one pound of ground beef, one whole egg, three tablespoons of Dijon mustard, two tablespoons of ketchup, and half a teaspoon of Worcestershire sauce.
12Add one pound of ground beef, one whole egg, three tablespoons of Dijon mustard, two tablespoons of ketchup, and half a teaspoon of Worcestershire sauce.
13Add one or two minced garlic cloves and one beef bouillon cube, breaking it up and sprinkling it in.
14Add one or two minced garlic cloves and one beef bouillon cube, breaking it up and sprinkling it in.
15Add one or two minced garlic cloves and one beef bouillon cube, breaking it up and sprinkling it in.
16Use hand mixers to mix all the ingredients until beautifully combined.
17Use hand mixers to mix all the ingredients until beautifully combined.
18Use hand mixers to mix all the ingredients until beautifully combined.
19Form the mixture into five patties.
20Form the mixture into five patties.
21Form the mixture into five patties.
22Place the patties on a hot oiled pan and sear them well on both sides.
23Place the patties on a hot oiled pan and sear them well on both sides.
24Place the patties on a hot oiled pan and sear them well on both sides.
25Remove the seared patties from the pan and set them aside on a plate.
26Remove the seared patties from the pan and set them aside on a plate.
27Remove the seared patties from the pan and set them aside on a plate.
28Add the other half of the onion, diced, and two more minced garlic cloves to the pan. Sauté until they look beautiful.
29Add the other half of the onion, diced, and two more minced garlic cloves to the pan. Sauté until they look beautiful.
30Add the other half of the onion, diced, and two more minced garlic cloves to the pan. Sauté until they look beautiful.
31Add two cups of sliced mushrooms to the pan and continue sautéing.
32Add two cups of sliced mushrooms to the pan and continue sautéing.
33Add two cups of sliced mushrooms to the pan and continue sautéing.
34Once the mushrooms are done sautéing, add two tablespoons of butter and three tablespoons of flour to the pan.
35Once the mushrooms are done sautéing, add two tablespoons of butter and three tablespoons of flour to the pan.
36Once the mushrooms are done sautéing, add two tablespoons of butter and three tablespoons of flour to the pan.
37Mix the butter and flour together, cook it off to make a roux.
38Mix the butter and flour together, cook it off to make a roux.
39Mix the butter and flour together, cook it off to make a roux.
40Slowly pour in two cups of beef broth, mixing constantly until all lumps are gone and deglaze the pan.
41Slowly pour in two cups of beef broth, mixing constantly until all lumps are gone and deglaze the pan.
42Slowly pour in two cups of beef broth, mixing constantly until all lumps are gone and deglaze the pan.
43Add two teaspoons of Worcestershire sauce, a little bit of salt, and a little bit of pepper.
44Add two teaspoons of Worcestershire sauce, a little bit of salt, and a little bit of pepper.
45Add two teaspoons of Worcestershire sauce, a little bit of salt, and a little bit of pepper.
46Stir everything in and bring the sauce to a simmer.
47Stir everything in and bring the sauce to a simmer.
48Stir everything in and bring the sauce to a simmer.
49Return the patties to the pan, placing them in the simmering sauce.
50Return the patties to the pan, placing them in the simmering sauce.
51Return the patties to the pan, placing them in the simmering sauce.
52Let the patties simmer in the sauce until the sauce thickens and the patties are cooked through.
53Let the patties simmer in the sauce until the sauce thickens and the patties are cooked through.
54Let the patties simmer in the sauce until the sauce thickens and the patties are cooked through.
55Serve the Salisbury steak with mushrooms and gravy over mashed potatoes.
56Serve the Salisbury steak with mushrooms and gravy over mashed potatoes.
57Serve the Salisbury steak with mushrooms and gravy over mashed potatoes.