Barbecued Beef Roll

• 3 tomato roses
• 1 full round steak (cut)
• 180 ml catsup
• 110 gr cheddar cheese (shredded)
• 80 ml chil sauce
• 60 ml wine vinegar
• 65 gr unbleached all-purpose flour
• 60 ml water
• 55 gr brown sugar
• 38 gr kernal corn (whole)