1. combine 1 kg of beef brisket or skirt with 1/4 cup of mustard, 2 tablespoons of paprika, 1 tablespoon of garlic powder, 1 tablespoon of onion powder, salt, and pepper. 2. Add 1 cup of bbq sauce, 2 cups of cola, and 2 bay leaves. 3. Cook in a pressure cooker for 1 hour and 30 minutes. 4. Reduce the sauce on the stove until it thickens. 5. Mix the sauce with the shredded beef to make it juicier.