01 -
Position a rack 15 cm below the broiler and preheat the oven to 175°C. Dice the small yellow onion.
02 -
Split the English muffins in half and place them cut-side up on a rimmed baking sheet. Toast in the oven for about 5 minutes until lightly browned. Remove and set the oven to broil.
03 -
Heat olive oil in a large skillet over medium-high heat until shimmering. Add the diced onion and cook, stirring occasionally, until softened, about 5 minutes. Add ground beef and season with Italian seasoning, garlic powder, kosher salt, and black pepper. Cook, breaking up the meat with a wooden spoon, until browned, slightly crisped, and fully cooked, about 5 to 7 minutes.
04 -
Stir in the pizza or marinara sauce and cook until the sauce thickens slightly, approximately 3 minutes.
05 -
Spoon the beef mixture evenly over the toasted English muffins. Top each with shredded mozzarella cheese. Broil for 1 to 2 minutes until the cheese is melted and bubbly.