Top toasted rustic bread slices with this appetizer.
Preheat oven to 400 degrees. Put tomatoes, herbs, oil, salt, and pepper into a large bowl; toss to combine. Spread mixture on a rimmed baking sheet.
Roast until tomatoes begin to collapse, 35 to 45 minutes. Let cool completely.
Roasted tomatoes can be refrigerated in an airtight container up to 3 days; bring to room temperature before serving.