Brush olive oil on grill. Add sausage, red pepper on medium high for 8-10 minutes. Turn frequently to be sure that they are grilled on all sides. Add garlic and toss frequently. Toast ciabatta for 1 minute on each side
Remove from grill; assemble sandwich in this order: Add garlic aioli, greens, sausage, cut in half, red pepper, garlic aioli and fresh basil.
Grilled Garlic Aioli
Blend all ingredients in high speed blender until smooth.