Roasted-Vegetable Soup

Ingredients

• 2 1/2 cups coarsely chopped onion
• 1 cup chopped carrot
• 1 tbsp olive oil
• 1/4 tsp salt
• 1/4 tsp black pepper
• 5 plum tomatoes, halved (about 1 pound)
• 3 garlic cloves, sliced
• 4 cups vegetable broth (1 [32-ounce] box)
• 1 cup cubed peeled baking potato
• 1 tsp dried oregano
• 1 tsp dried basil
• 1 (28-ounce) can whole tomatoes, undrained and chopped