1/4 cup good olive oil
1 pound sweet Italian sausages
2 red bell peppers, sliced
2 yellow bell peppers, sliced
1 yellow onion, sliced
4 garlic cloves, chopped
1 cuillère à café d'origan séché
1/4 teaspoon crushed red pepper flakes
1/2 teaspoon kosher salt
1/2 teaspoon freshly ground black pepper