Homemade Cheese Buns Make This Costco Spicy Chicken Sandwich Copycat Even Better

A from-scratch copycat of Costco's spicy chicken sandwich, featuring homemade cheesy cheddar-parmesan buns, crispy double-battered fried chicken breast, and a quick sriracha-based spicy mayo. Perfect for anyone who wants to recreate a fast food favorite at home with better ingredients and full control over spice level.

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๐Ÿงพ Ingredients

  • 1whole milk
  • 2active dry yeast
  • 3sugar
  • 4all purpose flour
  • 5salt
  • 6shredded medium cheddar
  • 7grated parmesan
  • 8large egg
  • 9butter
  • 10chicken breasts
  • 11vegetable oil
  • 12buttermilk
  • 13yellow mustard
  • 14chili powder
  • 15garlic powder
  • 16smoked paprika
  • 17black pepper
  • 18onion powder
  • 19oregano
  • 20cornstarch
  • 21dry mustard powder
  • 22mayonnaise
  • 23hot sauce
  • 24cayenne powder
  • 25dill pickle slices
  • 26shredded lettuce
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