Bacon Cheeseburger Dip with Pierogies - Mrs. T's Pierogies

Ingredients

• 2 boxes Mrs. T’s Mini 4 Cheese Medley Pierogies
• 2 tablespoons olive oil
• ½ large onion, diced
• 1 pound ground beef
• 1 pound cream cheese, cut into squares
• 10 ounces American cheese, cut into squares
• 8 ounces American or cheddar cheese, shredded, ¼ reserved 1 ½ tablespoons ketchup
• 2 teaspoons Worcestershire sauce
• 9 strips bacon, crumbled, ¼ reserved
• 6 small Kosher pickles, chopped, ¼ reserved
• 1 Roma tomato, chopped, ¼ reserved