| 1. |
Sweat the onions in 75 grams lard over medium-low heat until they start to melt, about 30 minutes. Drain. Cool to room temperature before mixing with the other ingredients. |
| 2. |
Sweat the apple in 15 grams lard over medium heat until it starts to color, about 10 minutes. Cool to room temperature before mixing with the other ingredients. |
| 3. |
Grind the fatback and meat through a fine blade. |
| 4. |
Soak sausage casing in warm water for 15 minutes. Rinse inside of casing with cold water. |
| 5. |
Combine the cooked onions and apples with all the remaining ingredients, except the blood, in the bowl of a stand mixer fitted with a paddle. Use the lowest speed to thoroughly mix the ingredients. Add the blood and mix. Immediately stuff mixture into the casing. Do not overstuff the sausage. |
| 6. |
Place the sausage in a large pot. Fill the pot with cold water. Cover the sausage with a drop lid. Heat the water to 85 to 90 °C (185 to 195 °F) and maintain it in this range. Poach the sausage for 18 minutes and until the internal temperature reaches at least 74 to 77 °C (165 to 170 °F). Carefully lift the sausage out of the water and place on a baking sheet. Rinse the sausage with cold water. Cool it in a refrigerator. Wrap sausage in plastic wrap until ready to use. |