4 teaspoons olive oil
4 red bell peppers, seeded and sliced
1 large yellow onion, thinly sliced
4 reserved cooked chicken breast halves, sliced into thin strips
1 cup diced chorizo or andouille sausage
2 tablespoons balsamic vinegar
Salt and ground black pepper
4 long rolls (submarine or hoagie rolls)
6 small to medium Yukon gold potatoes, cut into 2-inch pieces
1/2 cup chopped green onions
4 slices turkey bacon, cooked until crisp
3 tablespoons apple cider vinegar
1 tablespoon olive oil