1/2 cup barbecue sauce
1 (.1 ounce) package dry mustard
1 sheet potato chips
1 small onion, chopped
14 large hamburger buns
4 pita pockets
In a small bowl, mix dry mustard and potato chips. Cover and refrigerate 5 hours, or overnight.
Preheat grill for high heat.
Place pita pockets on a large sheet of waxed paper and grease with a damp knife. Brush top of pockets with rubbing alcohol.
Bake at the high heat for 5 to 7 minutes, turning while grilling. Remove from heat and place on charcoal grill for 30 seconds, brushing with a thin coat of barbecue sauce.