Roasted Eggplant and Bell Pepper Soup

2 1/4 pounds eggplant cut into 1/2-inch cubes 6 tablespoons olive oil 1 3/4 teaspoons kosher salt 3/4 teaspoon black pepper freshly ground 2 small sweet red[...]

1 lb eggplant , cut into large chunks (preferably small lighter-skinned varieties) 2 red bell peppers , cut into large chunks 1 large onion , cut into large[...]