A grill pan is a pan with small holes or perforations in the bottom of the pan used to cook small pieces of food on the barbecue. If you don't have a grill pan, you can make your own by poking small holes in the bottom of large disposable aluminum foil pan.
For a fragrant toasty flavour, add 1 tsp. sesame oil to the stir-fry with the peas.
Sugar snap peas have tough chewy strings that are easily removed. Just break off the tip of each and pull the attached string to remove.