Choose at least 2 vegetables from each group; dice them. Heat oil in wok or large skillet; add garlic. Add Group 1 vegetables to hot oil; stir-fry 7 minutes. Add choices from Group 2; stir-fry 5 minutes. Add choices from Group 3; stir-fry 5 minutes. Serve over hot rice. Garnish with cashews. Serves 4