pork belly - from Price Chopper $3.xx per pack
or beef - the fatter, the better (but more costly)
preserved with honey, garlic, ginger, cooking wine, korean style ground pepper powder
carrots - cheap thing, you can get it from anywhere
cucumber - $1.xx each
lettuce - from price chopper, or korean grocery store
green onion, garlic, hot pepper, lemon x1, butter
!!! most important thing !!! -> korean BBQ dipping sauce - from korean grocery store $4.xx
nice and economical