Ingredients
3 heirloom tomatoes, sliced crosswise 1/2-inch thick
1/4 cup extra-virgin olive oil
Coarse salt and freshly ground pepper
Preparation
Preheat oven to 250 degrees.
Fit a rimmed baking sheet with a wire rack. Place tomato slices on rack and drizzle with olive oil; season with salt and pepper. Transfer to oven and bake until dry and wrinkled, about 3 hours.