Preheat the oven to 200 ºC, 180 ºC, Gas 6. Cut or break the peppers in half and remove any seeds that are inside
Place the peppers on a baking tray. Fill the peppers with the sausage pieces, olives and breadcrumbs.
Bake uncovered for 20 -25 minutes. Remove from the oven and check to see if the peppers are starting to char and soften. Cook for a few more minutes if they are still firm. Serve.