Ingredients
Instructions
- Preheat oven to 350 degrees F.
- Coat an 11x7-inch baking dish and nonstick skillet with cooking spray.
- Cook onion in skillet over medium heat, stirring often.
- Crumble in beef; cook, stirring, until browned, about 5 minutes.
- Add ketchup, 1/2 t salt and 1/4 t pepper; cook until mixture thickens slightly.
- Place bottoms of buns in dish.
- Top with beef mixture, pickles and cheese.
- Bake until cheese is melted, 15 minutes.
- If desired, top with sliced tomatoes.
- Cover with bun tops.