Southern Smothered Pork Chops in Brown Gravy

Ingredients (11)

• + 4 tablespoons butter add to pantry
• + 1 onion, thinly sliced and quartered add to pantry
• + 4 cloves garlic, minced add to pantry
• ✓ 4 tablespoons all-purpose flour
• + 2 cups beef broth add to pantry
• + 1 ½ cups sliced baby bella mushrooms, or more to taste add to pantry
• + 1 tablespoon chopped fresh parsley add to pantry
• + 4 center-cut pork chops add to pantry
• + ½ teaspoon salt, or to taste add to pantry
• ✓ ¼ teaspoon ground black pepper, or to taste
• ✓ cooking spray