Jerked Pork And Mushroom Stack

• 4 portobello mushrooms
• 3 dry jerk seasoning
• 2 wet jerk seasoning
• 1 none
• 475 ml cream (heavy)
• 260 gr pork tenderloin
• 240 gr rice (cooked)
• 60 ml olive oil
• 18 gr paul prudhommes pork
• 18 gr butter (unsalted)