Tomato Cucumber Guacamole

A nice side dish or condiment for burgers.

1 pint cherry or grape tomatoes, halved
1 large English cucumber, peeled and coarsely chopped
2 avocados, coarsely chopped
1/4 cup red onion, chopped
1 1/2 tbsp lime juice
1 tsp grated lime rind
1/2 tsp ground cumin
Salt and pepper to taste

In a bowl, toss tomatoes, cucumber, avocado, onion, lime juice, rind, and cumin.  Add salt and pepper to taste.