1 tablespoon canola oil
3 garlic cloves, minced
1 tablespoon ginger, minced
1/2 pound shiitake mushrooms, stems removed, sliced
1 1/2 pounds Bok choy (about 3 heads), coarsely chopped
2 teaspoons rice wine vinegar
2 tablespoons light soy sauce
1 tablespoon maple syrup
Sesame seeds
Salt to taste