Prepare the tomatoes by cutting a very thin portion off the bottom of each tomato so they will sit up straight without rolling over. Slice off the tops of each tomatoes and scoop out the center using a melon scoop or a teaspoon. Refrigerate tomatoes until ready to fill.
Place all the rest of the ingredients in a food processor and pulse until smooth.
For the next step you can use a small spoon to fill the tomatoes or fill a piping bag and pipe the filling into each tomato.
Garnish with parsley or chives and serve.You can refrigerate them until ready to serve.