The Ultimate Guinness Pot Roast

Name: The Ultimate Guinness Pot Roast
Prep time: 40 min
Cook time: 3 h 25 min
Total time: 3 h 25 min
Yield: 10 portions
Ingredients: 10 g sea salt flakes; 5 g coffee beans; 4 g black peppercorns; 45 g dark brown sugar; 20 g garlic powder; 5 g ground paprika; ¼ tsp cayenne pepper; 200 g brown onions; 100 g celery stalks; 100 g carrot; 20 g extra virgin olive oil; 2000 g beef; 2 tbsp extra virgin olive oil; 40 g tomato paste; 1 dried bay leaf; 3 sprigs fresh thyme; 3 garlic cloves; 6 carrots; 10 pickling onions; 440 g Guinness®; 200 g crème fraîche; 20 g lemon juice; 50 g horseradish cream; 20 g extra virgin olive oil; 30 g arrowroot flour; 1 tsp Vegetable stock paste; 100 g water; 500 g frozen baby peas; 2 bunches broccolini