Garlic Parmesan Cheeseburger Bombs

A deliciously savory snack filled with cheeseburger goodness and topped with garlic Parmesan butter!

Ingredients:
For the Cheeseburger Filling:
1 lb ground beef

1/2 onion, finely chopped

1 cup shredded cheese (cheddar or mozzarella)

Salt and pepper, to taste

1 tablespoon Worcestershire sauce

1 tablespoon ketchup

1 tablespoon mustard

For the Garlic Parmesan Butter:
1/4 cup butter, melted

2 tablespoons grated Parmesan cheese

2 garlic cloves, minced

1 tablespoon chopped parsley

1 tablespoon olive oil

1/4 teaspoon salt

For the Bombs:
12 slider buns or dinner rolls

How to Make:
Prepare the Cheeseburger Filling: