Sliced Tomatoes with Pesto
5 large peeled and cored tomatoes, cut into 1/2 inch thick slices
Combine lemon zest, onions, parsley, garlic and basil in food processor. With processor running gradually add olive oil and blend until smooth. Add salt and pepper to taste. Refrigerate for at least 8 hour (overnight is better). Arrange tomato slice on serving plate and spoon pesto mixture over tomatoes. Let set at room temperature for 30 minutes and serve.