How can I make crispy potato wedges without frying and oven? My mom lives Hong Kong when Toronto's cold. Here are strictures:


Healthy frying is OK. Let's rule out deep-frying - it's unhealthy and can cause cancer. 
Her HK flat doesn't have a convection oven. She never bought microwave oven.
She could buy a counter-top convection toaster oven, but she feels it's too eco-unfriendly and waste of money. Let's rule it out for now. 
If nobody comes up  anything, she will reconsider.  She has a rice cooker. Her kitchen looks like




Sources - First pic beneath. Bottom pic.
You will never achieve the same results without an oven or deep-frying.

Just pan-fry the potatoes in a little bit of oil; I'd par-boil the potatoes and finish them up in the pan.