Beef and bean chilli

Ingredients (serves 4): 2 teaspoons olive oil 1 medium brown onion, finely chopped 1 garlic clove, crushed 1 teaspoons ground cumin 1½ teaspoons chilli powder 375g lean beef mince 1 x 410g cans diced tomatoes ½ cup salt-reduced beef stock 1 x 400g cans large kidney beans, drained, rinsed 100g green beans, trimmed, chopped  …