Calypso Cashew Nutty Stir Fry

3 tablespoons Olive Oil
2 cloves Garlic crushed or chopped
1 tablespoon Ginger, shredded
2 Spring Onions, cut at an angle
2 Tomatoes, cut into quarters
2 Red/Green/Yellow Peppers, cut into strips at an angle
1/2 cup Shitake Mushrooms, diced
1 cup Broccoli, small florets
2 Leeks, cut at an angle
1 cup Cauliflower, florets
Salt and Freshly Ground Pepper
1 tablespoon Toasted sesame oil or oyster sauce
Freshly chopped herbs - your choice basil, rosemary
1/2 cup Calypso Cashews