01 -
Preheat oven to 425°F. In a skillet over medium heat, cook ground beef until thoroughly browned, then drain excess fat. Add crumbled bacon, diced onions, ketchup, mayonnaise, and mustard. Season generously with salt and black pepper. Stir until fully combined, then remove from heat.
02 -
Using a small knife or spoon, gently hollow out each tater tot to form a cone shape, ensuring the structure remains intact for filling.
03 -
Stuff each tater tot cone with the prepared cheeseburger mixture. Press gently to ensure each cone is fully packed, then top each with shredded cheddar cheese.
04 -
Arrange filled tater tot cones on a parchment-lined baking sheet. Bake at 425°F for 15 to 20 minutes, until tater tots are golden and cheddar cheese is melted.
05 -
Combine mozzarella cheese with any remaining cheeseburger mixture. Remove baked cones from oven and distribute this mixture generously over each cone.
06 -
Return cones to oven and bake for an additional 5 to 10 minutes, until cheese topping is bubbly and golden brown. Serve immediately while hot and gooey.