Ingredients :

2 medium size red onions
1 or 2 ají amarillo/ fresh yellow aji (chili), seeded, deveined, juliene (or
1tsp of Peruvian yellow hot sauce that comes on a paste)
Salt
Pepper
Juice of 3 key limes
Vegetable oil
Cilantro or parsley, minced

Preparation:

Slice onions very thin. Soak in a bowl with water, change water several times to rinse off the strong flavor of onions. Drain and let them dry.

Place onions in a bowl and season with salt and pepper to taste.