Heat oil in a large pan. Cook sausage, onion and chicken over high heat for 5mins. Add garlic,herbs and tomato, cook for 2mins until plupy.

Stir in potato and stock. Bring to the boil, then cover and gently simmer for 10mins.

Add beans and simmer for another 5mins until the potato is soft and the chicken is cooked. Stir in parsley and serve.