Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
5         Tablespoons   olive oil
3/4       Cup           onions -- finely chopped
2         Teaspoons     garlic -- chopped
1         Cup           ale
3         Tablespoons   white wine vinegar
2         Teaspoons     honey
1 1/2     Tablespoons   whole grain mustard
                        Salt and freshly ground pepper

Preparation:

Heat 3 tablespoons olive oil in a small saute pan and saute onions and garlic until very soft but not brown. Add the ale, vinegar and honey and simmer for 4-5 minutes or until mixture is lightly reduced. Cool slightly and place mixture in a blender with the mustard. With motor running add remaining 2 tablespoons olive oil and reserved tablespoons bacon fat if using. Season to taste with salt and pepper.