The Lola Burger

Name: The Lola Burger
Ingredients: 8 slices bacon; 24 ounces ground beef, 75 percent lean*; Kosher salt and cracked black pepper; 4 thin slices Cheddar; 4 English muffins, split; 4 large eggs; 1 dill pickle, thinly sliced; 1/2 cup Pickled Red Onions, recipe follows; 4 teaspoons Spicy Ketchup, recipe follows; 2 pounds red onions, sliced; White wine vinegar; Sugar; Kosher salt; 2 teaspoons mustard seeds; 1 tablespoon crushed red pepper flakes; 2 tablespoons coriander seeds; 2 tablespoons black peppercorns; 4 garlic cloves; 2 bay leaves; 1 tablespoon olive oil; 1 small yellow onion, minced; 3 garlic cloves, chopped; 5 Fresno chiles, seeded and minced; 1 ancho chile, seeded and minced; 1/4 teaspoon crushed red pepper flakes; 2 tablespoons dark brown sugar; 1 tablespoon cumin seeds; 1 cinnamon stick; 1 (6-ounce) can tomato paste; 2 tablespoons cider vinegar