Best Big Mac Quesadillas Recipe - How To Make Big Mac Quesadillas

Ingredients

• 3/4 c. mayonnaise
• 3 tbsp. yellow mustard
• 1 tbsp. ketchup
• 1 tbsp. pickle relish
• 2 tsp. apple cider vinegar
• 1/2 tsp. garlic powder
• 1/2 tsp. onion powder
• 1/4 tsp. sweet paprika
• Kosher salt
• 1 tbsp. extra-virgin olive oil, divided
• 1/2 lb. ground beef
• freshly ground black pepper
• cooking spray, for pan
• 4 medium flour tortillas
• 4 slices American cheese
• 1 c. shredded cheddar
• 1/4 white onion, finely diced
• Sliced bread and butter pickles, for serving