1/2 cup minced white onion
3 ripe avocados, coarsely chopped
1 jalapeno chile (seeds and ribs removed), minced
1 plum tomato, seeded and diced
1/4 cup chopped fresh, cilantro
2 to 3 tablespoons fresh lime juice
Place onion in a small bowl. Add enough cold water to cover. Let soak 20 minutes; drain.
In a bowl, combine avocados, onion, jalapeno, tomato, cilantro, and lime juice. Season with salt, and mix to combine, mashing slightly. Serve with tortilla chips.