Source: MarthaStewart.com

Ingredients:
- 1 1/2 tablespoon finely chopped white onion
- 1 tablespoon finely chopped plus 2 Teaspoons fresh cilantro
- 1 1/4 teaspoons finely chopped seeded jalapeno
- 1/2 teaspoon coarse salt, plus more for seasoning if desired
- 1 ripe Hass avocado, pitted, peeled, and coarsely chopped
- 3 tablespoon finely chopped seeded tomato
Directions:
With a large mortar and pestle, mash onion, 1 tablespoon cilantro, jalapeno, and salt until smooth and juicy. Add avocado, and mash slightly (avocado should remain somewhat chunky). Stir in tomato and remaining 2 teaspoons cilantro. Season with salt, if desired. Use immediately.
Other Tidbits:
Makes 1 1/2 cups