This mod is no longer actively being developed because it has been superseded by Edibles. It is fully configurable, has more features and includes the functionality of this mod.
A minimalistic configurable mod which allows players to eat blaze powder and receive a short strength bonus.
You may also be interested in Edible Magma Cream or Edible Sugar.
strengthDurationSeconds (default = 15, min 1, max 3600): The duration in seconds of the strength effect when a player eats some blaze powder.