Creamy Pesto Chicken with Roasted Tomatoes

Ingredients

• 2 boneless skinless chicken breasts
• 2 tablespoons olive oil
• 1 teaspoon garlic powder
• 1 teaspoon onion powder
• 1/2 teaspoon salt
• 1/4 teaspoon black pepper
• 1 cup heavy cream
• 1/2 cup pesto sauce
• 1/4 cup grated Parmesan cheese
• 1 pint cherry tomatoes
• 1 tablespoon balsamic vinegar
• 1 tablespoon olive oil
• 1/4 teaspoon salt
• 1 tablespoon fresh basil leaves