Place the bacon grease in a saucepan over medium-high heat.
Add the onions and saute until the onions start to blacken. While
the onions are carmelizing, in a mixing bowl place the water,
honey, pepper sauce, and red wine vinegar. Using a wire whisk,
mix the ingredients well.
Add the cornstarch and whisk well. After the onions have
carmelized, add the Dijon mustard to the onions and stir together
with a rubber spatula. Add the water, vinegar, pepper sauce
honey and cornstarch to the mustard and onions and mix.
Continue stirring until mix thickens and comes to a boil. Remove
from heat and store in refigerator until needed. To reheat use a