What sup: Aubergine sandwich (no bread)

You will need:
1 large aubergine cut into thick pieces (this will be the"bread" in this sambo)
rocket leaves
1 tbs smoked paprika
1 large onion
BBQ sauce (I like Spur BBQ)
salt and pepper to taste
1 tsp Dijon mustard
1 large red pepper
Note:You will need a griddle pan to fry aubergine and peppers, you could use also gas braai griddle.
Coat aubergine in olive oil salt and pepper fry in hot pan, turn after 4 min and continue cooking till cooked through but still firm. Remove from pan and set aside. Add oil to pan and add red pepper, blacken and remove from heat. Lastly fry onion in the BBQ sauce.Now stack aubergine, onion, rocket and peppers. serve with a dollop of mustard.