In skillet,heat oil over medium heat. Add red onion; cook and stir for 5 mins. Add jalapeno and garlic and cook, stirring for 1 min. Remove from heat to add bourbon and then return to heat and bring to boil.
While bourbon is coming to boil, slightly mash blueberries. Stir berries, ketchup, maple syrup, vinegar, and spices into the skillet. Bring to boil, reduce heat and simmer uncovered for 20 mins til thickened. Transfer to blender and blend til smooth.