The Adjust Bitterness button on the ribbon for My Recipes view or any open recipe will adjust the hop amounts used in the recipe to match a target bitterness level (in IBUs).
Adjusting the Bitterness of a Recipe
o | Select the recipe you want to use either by opening it or selecting it from your My Recipes view |
o | Select the Adj Bitterness button on the ribbon |
o | The scales will show the old and new bitterness levels as well as the style range (graphically and numerically) for the style guide chosen for this recipe |
o | Enter your new bitterness level and press OK to adjust the bitterness |