Step 1 Heat the broiler.
Step 2 Cut the tomatoes in half and place them on a baking sheet. Sprinkle them with salt and pepper to taste and the olive oil. Broil until blackened, 5 minutes on the skin side and 10 minutes on the cut side.
Step 3Place half of the tomatoes, the cilantro, lemon juice, 1/2 teaspoon of pepper and the granulated garlic in a blender and blend until smooth. Remove the sauce to a bowl. Puree the remaining tomatoes until smooth and add to the tomato sauce. Set aside.