– In a medium bowl, combine the sour cream, horseradish, salt, and cilantro
– Cut your tomatoes in half, stand over the sink, and squeeze the tomato juice out of the tomato.
– Chop the tomato in to large pieces, and lay on a paper towel to dry
– Use a knife to dice the avocados and a fork or potato masher to partially mash the avocado
– Add the partially mashed avocado to the sour cream mixture and fold in