Prepare all the required ingredients.
Break the bones in small pieces. Brown them in a really warm oven (approx. 250°C or 482°F) on a roasting sheet, for about 15 minutes.
After the bones browned, add the peeled, washed and coarsely cut vegetables. them in the oven for 10 minutes.
Remove with a skimmer the bones and vegetables, and transfer to a pot.
with cold water. Do not salt. Add the garlic, bouquet garni, tomato paste or fresh tomatoes. Bring to a boiling point and simmer for 1h30 to 3 hours.
frequently while cooking. Remove the fat.
What you should obtain after cooking.
Filter through a chinois without packing and transfer to another container. Cool quickly and keep refrigerated for 48 hours maximum.
Top left on the picture.