Step 1: Make the Big Mac Sauce
In a bowl, mix mayo, relish, mustard, vinegar, paprika, onion powder, garlic powder, salt, and pepper.
Whisk until smooth. Set aside.
Step 2: Cook the Sloppy Joe Filling
In a large skillet over medium heat, brown the ground beef, breaking it up. Drain excess grease.
Add onion and garlic. Cook for 2β3 minutes until soft.
Stir in half of the prepared sauce and chopped pickles. Cook for another 2β3 minutes.
Step 3: Assemble Your Sloppy Joes
Toast hamburger buns lightly.
Spoon beef mixture onto the bottom half of each bun.
Drizzle with remaining Big Mac sauce.
Top with shredded lettuce, extra pickles, and cheddar cheese if using.
Add the top bun and serve hot!