- Heat a chargrill pan over medium high heat. Spray capsicum and zucchini with oil and chargrill for 2–3 minutes each side or until charred. Cool capsicum, remove skin and slice.
- Layer capsicum, zucchini, tomato, cheese and ham on 2 slices of bread. Drizzle with sauce. Top with remaining bread. Spread with a little butter.
- Reheat pan over medium heat. Add sandwiches, buttered-side down, to pan. Cook for 4–5 minutes or until golden. Spread top of bread with remaining butter. Turn sandwich over, press down firmly and cook for a further 4–5 minutes or until golden and cheese has melted.