Gather ingredients: hot dog sausages, hot dog buns, water or oil for cooking, and optional toppings
Heat the sausages by boiling, steaming, pan-frying, grilling, or microwaving until hot
Warm the buns if desired
Place each sausage into a bun
Add optional toppings such as mustard, ketchup, relish, onions, sauerkraut, or cheese
Serve immediately