Ingredients
2 tablespoons olive oil
2 pounds raw beef bones with some meat, such as shanks, ribs, and shins
1 onion, coarsely chopped
1 carrot, coarsely chopped
1 rib celery, coarsely chopped
1/2 head garlic
Preparation
Heat oil in a large Dutch oven over medium-high heat. Add bones and brown on all sides, about 5 minutes. Add onion, carrot, celery, and garlic; cook until lightly browned, about 5 minutes more.
Add 10 cups of water and bring to a boil. Immediately reduce to a simmer, cover, and cook 1 1/2 hours. Skim surface and strain stock before using.