Berbere Spiced Ribs

Ingredients

• 1 cup black peppercorns
• 1 cup cumin seeds
• ½ cup cardamom seeds
• 40 whole cloves
• ½ cup fenugreek seeds
• ½ cup coriander
• ½ cup pink Himalayan salt
• 1 cup cayenne pepper
• 2 cups smoked paprika
• ½ cup turmeric powder
• ½ cup ginger powder
• ¼ cup ground cinnamon
• 1 cup garlic powder
• 1 cup onion powder
• 1 cup fine-ground Sumatra coffee
• 10 pounds beef or pork ribs
• ¼ cup olive oil, divided
• 4 garlic cloves
• 2 cups medium-diced onion
• 1 cup medium-diced carrot
• 1 cup medium-diced celery
• 1 gallon beef stock