In a large bowl place the scooped avocado pulp and
lime juice, toss to coat. Drain, and reserve the
lime juice, after all of the avocados have been
coated. Using a potato masher add the salt, cumin,
and cayenne and mash. Then, fold in the onions,
tomatoes, cilantro, and garlic. Add 1 tablespoon
of the reserved lime juice. Let sit at room
temperature for 1 hour and then serve.