Homemade Smash Burgers with Baconnaise Sauce Recipe - Recipes by Clare

Ingredients

• 2 pounds ground chuck (80/20), formed into 1/3 pound balls.
• 2 white onions, thinly sliced.
• 1/2 pound bacon, crispy and chopped.
• Salt, pepper, garlic for seasoning.
• Yellow mustard for cooking.
• Pepper jack cheese slices.
• Burger buns.
• Avocado oil for cooking.
• 1/2 cup mayo.
• 2 tablespoons ketchup.
• 2 tablespoons mustard.
• 1 tablespoon Worcestershire sauce.
• 1 tablespoon apple cider vinegar.
• 1 tablespoon all-purpose rub.
• 1 tablespoon red pepper flakes.