Cook beef and chicken broth from the bones, strain. 1/4 Cup beef broth will left to cook meatballs.
Beef twice miss through a meat-grinder.
To prepare the ingredients for meatballs.
Put in a bowl of minced meat, add broth, flour, rice, grated onion and garlic passed through the press. Season with salt, oregano and a small amount of ground cumin.
All mix thoroughly until a homogeneous mass, a little to beat the meat and then form balls. Put in the cold.
Rinse celery and chop the stalks into 0.5-1 cm. Carrots wash, peel and cut into slices of 0.5–1 cm. Peeled potatoes cut into cubes the size of 2 cm. Remove the top and bottom of chili peppers. Chop the coriander. Cut into spinage.
In a large pot pour both broth. A pot is put on a slow fire. Once the broth is boiling, put meatballs and cook over medium heat for 15 minutes.
After 15 minutes, put in the soup chopped vegetables and pepper entirely, except spinage and coriander.
Cook over medium heat until tender, about 40 minutes.
5 minutes before finished cooking add the spinage and coriander.
Ready soup remove from heat, add the chopped garlic, cover and allow to infuse. So the soup was not too spicy, after cooking you should remove it the pepper.