Italian Beef without greens breasts

1 tablespoon olive oil 1 onion (8 oz.), peeled and coarsely chopped 3 carrots (8 oz. total), peeled and coarsely chopped 3 stalks celery (4 oz. total), rinsed[...]

7 teaspoons olive oil, divided 1 1/2 cups chopped onion 1/2 cup chopped carrot 1 tablespoon minced garlic 1/4 cup all-purpose flour 2 pounds boneless chuck[...]

2 teaspoons olive oil 1 1/2 cups green bell pepper strips 2 teaspoons bottled minced garlic 1 teaspoon dried oregano 1 (14 1/4-ounce) can low-salt beef broth[...]