Preheat oven to 400°. Toss 1/2 cup grape tomatoes with olive oil, salt, and black pepper; spread in an even layer on a rimmed baking sheet. Bake at 400° for 20 minutes or until blistered; cool 10 minutes. Add tomatoes to food processor with Easy Hummus; process until smooth. Top hummus with 2 tablespoons sliced grape tomatoes, pecorino Romano cheese, and thyme.