When I took my son on a 2 week 'weaning trip' (it is much easier to simply take him away from the tit then otherwise) at 18 months old...he pointed at a bottle of this
[link to www.denzelshotsauce.com]
as I was dipping corn chips into it and turning bright red.

He pointed and went 'at'...so I put a little bit on a chip.
His face went bright red and snot flew out of his nose, his eyes teared up and he laughed and laughed. 20 minutes later he pointed to the bottle again and said 'at'...so I gave him more. This went on all evening. He (10) has never asked for hot peppers again! But it sure was a fun evening...