Meat stock is made primarily from meat and some bones, resulting in a lighter flavor and shorter cooking time, while bone broth is made primarily from bones and connective tissue, simmered for a much longer time to extract collagen and nutrients, resulting in a richer flavor and texture. They are not the same.
The key difference lies in the ingredients and cooking time. Meat stock uses more meat scraps and fewer bones, and it's typically simmered for a shorter period, usually around 2-4 hours. This results in a lighter-bodied liquid with a more subtle flavor. The goal is to extract the flavor of the meat itself.
Bone broth, on the other hand, relies heavily on bones, often roasted beforehand to enhance their flavor. It also includes connective tissues like knuckles, joints, and feet, which are rich in collagen. Bone broth is simmered for a significantly longer time, typically 12-48 hours, or even longer. This extended cooking time allows the collagen to break down into gelatin, giving the broth a richer, more viscous texture and a higher concentration of nutrients. The long simmering process extracts minerals and other beneficial compounds from the bones.
In summary:
* **Meat Stock:** Primarily meat, shorter cooking time, lighter flavor.* **Bone Broth:** Primarily bones and connective tissue, longer cooking time, richer flavor and texture, higher in collagen and nutrients.
When making bone broth, add a splash of vinegar (like apple cider vinegar) to the water at the beginning of the simmering process. The acidity helps to draw out more minerals from the bones.