Teriyaki Burger

Bahan-bahan (4 porsi)

• ¼ onion
• 1 Tbsp extra virgin olive oil
• 1 lb ground beef
• Diamond Crystal kosher salt
• freshly ground black pepper
• 4 burger buns
• 4 slices cheddar cheese
• 4 slices pineapple ((fresh or canned))
• Japanese Kewpie mayonnaise ((you can make homemade Kewpie mayo))
• 2 leaves iceberg lettuce ((thinly shredded))
• 1 tomato ((thinly sliced))
• Homemade Teriyaki Sauce