Demanding Scaleheart

Food offering (You may cast this card any time you
could cast an instant by sacrificing a Food and paying
the difference in mana costs between this and the sacrificed Food. Mana cost includes color.)
This spell costs {2} less to cast if you sacrificed a
Food token to its offering ability.
Flying
{r}: Demanding Scaleheart gets +1/+0 until end
of turn.