Leaves from 10 thyme sprigs, divided Freshly ground black pepper 5 plum tomatoes 1/2 Cup pitted black olives, quartered Directions Step 1: Preheat the oven to 450 F (230 C). With 1 tablespoon of olive oil, grease a glass, ceramic or enamel-lined baking pan (one that is large enough to hold all the vegetables in a single layer). Step 2: On a cutting board, coarsely chop 4 garlic cloves. Sprinkle with 1/2 teaspoon salt and, using a knife, crush them into a paste. Place the paste in a small bowl and combine it with 1/4 cup lemon juice, 2 tablespoons olive oil, the leaves from 5 thyme sprigs and black pepper to taste.