Popeye Burger

• 1 onion
• 1 bell pepper
• 1 potato
• 260 gr french style beans (frozen)
• 240 ml water
• 230 gr quick rolled oats
• 120 ml barbecue sauce
• 70 gr nutritional yeast flakes
• 55 gr bread crumbs
• 32 gr unbleached flour (white)