Avocado Salsa

Yield:	1 Servings
Categories:

1/2	c	Minced white onion; (about 1/2 medium onion)
2	tb	Lime juice; more to taste
1	md	Tomato
2	md	Ripe avocados
1		- 2 serrano chillies; (according to taste), finely minced
2	tb	Chopped cilantro
		Kosher salt