In-N-Out Smashburger Tacos

30m
Serves 1
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Directions

  1. 1Heat butter and olive oil over medium-low heat.
  2. 2Add diced onions and cook for 15 minutes, stirring often and adding small splashes of water as needed, until deeply caramelized.
  3. 3Set caramelized onions aside.
  4. 4In a bowl, mix all sauce ingredients until smooth.
  5. 5Thin sauce with water if needed.
  6. 6Divide beef into 8 equal balls.
  7. 7Press one beef ball directly onto each tortilla and flatten thin.
  8. 8Season the beef side with salt and pepper.
  9. 9Heat a pan over medium-high.
  10. 10Cook tacos beef-side down for 3 minutes until crispy.
  11. 11Flip, add cheese, and cook 1–2 minutes until melted.
  12. 12Top with sauce, extra caramelized onions, and shredded lettuce.
  13. 13Fold and serve immediately.

Ingredients

  • 1 lb lean ground beef (93/7)
  • 8 small street-size flour tortillas
  • 8 slices reduced-fat cheddar cheese
  • Salt
  • black pepper
  • 1 large yellow onion, diced
  • 2 tbsp butter
  • 2 tbsp olive oil
  • 0.75 cup plain nonfat Greek yogurt
  • 0.25 cup light mayo
  • 4 tbsp sugar-free ketchup
  • 3 tbsp sweet relish
  • 3 tbsp caramelized onions
  • 1 tbsp Dijon mustard
  • 1 tbsp Worcestershire sauce
  • 1 tsp white vinegar
  • 1 tsp garlic powder
  • 1 tsp salt
  • 1 tsp black pepper
  • 1 tbsp water to thin
  • shredded iceberg lettuce
  • extra caramelized onions

Equipment

panbowl

Tips

  • Add small splashes of water as needed while caramelizing onions.
  • Thin the sauce with water if needed.
  • Toss the lettuce in some of the sauce before adding.