Easy Beef Curry

3 -4 tablespoons vegetable oil 2 onions , peeled and thinly sliced 2 -3 lbs beef top round steak , cut into 1-inch cubes 3 -4 tablespoons Madras curry powder[...]

1 kg oyster blade meat, cut into 5cm cubes 3 tablespoons olive oil 2 large onions , finely chopped 1 tablespoon ginger , minced 2 tablespoons garlic , minced[...]

2 tablespoons oil 1 onion , diced 2 tablespoons curry paste , mild Indian curry paste 500 g beef , diced 420 g condensed vegetable beef soup 500 ml water 2[...]