"Salisbury Steak with onion gravy is classic comfort food. This homemade Salisbury Steak recipe with onion and mushroom gravy is a winner!..."
INGREDIENTS
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2 pounds lean ground beef
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1 cup milk
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1 cup instant mashed potato ( flakes)
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2 teaspoons salt
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1 tablespoon pepper
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1 beef bouillon cube (crushed )
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1/2 cup unsalted butter
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1 large onion (thinly sliced)
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8-16 ounces baby bella (sliced or white mushrooms)
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3 cloves garlic (or 1 tablespoon minced)
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1/2 cup all-purpose flour
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4 cups beef broth
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2 tablespoons Worcestershire sauce
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1 tablespoon dijon mustard
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1/4 cup tomato paste, if desired
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1/2 teaspoon black pepper
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sea or kosher salt to taste
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fresh chopped parsley for garnish, if desired