Preheat oven on grill.
Heat oil in a pan and brown the beef mince.
Stir in peri-peri Sauce, beans, tomatoes and KNORR Beef Stock Pot.
Simmer for 15 minutes and pour into a casserole dish, and sprinkle with olives.
Arrange the chips around the edge of the casserole dish and sprinkle cheese on top.
Place under the grill until the cheese is melted.