Homemade lamb merguez - Le Coup de Grâce

Ingredients

• 3 lbs lamb shoulder
• 1 lb lamb or pork fat
• 2 tablespoons fennel seeds
• 2 tablespoons coriander seeds
• 2 tablespoons cumin seeds
• 3 tablespoons paprika
• 2 tablespoons ground cinnamon
• 2 tablespoons salt
• 1 tablespoon Cayenne pepper
• 1 tablespoon Sriracha
• 1/2 cup Blonde de Chambly beer from Unibroue
• 4 garlic cloves, finely chopped
• Merguez sausage casings (ask your butcher!)