Best Ever Easy Vegetable Beef Soup

Ingredients:

IngredientQuantity
Beef stew  meat1 ½ lbs
Olive oil, divided2 ½ Tbsp
Salt and freshly ground black pepperTo taste
Yellow onion, chopped1 ¾ cups (1 large)
Carrots, peeled and chopped1 ¼ cups (3 medium)
Celery, chopped1 cup (3 medium)
Minced garlic1 ½ Tbsp (4 cloves)
Low-sodium beef broth or  chicken broth8 cups