Heat oven according to directions on the crescent-roll package.
Prepare the sausages according to the directions on the package. Remove from
frying pan and allow to cool for 10 to 15 minutes.
Separate the crescent-roll dough into its pre-cut triangle pieces, and lay them
flat on an ungreased cookie sheet. Place one sausage on each, squeeze a thin line
of mustard on each. Roll and close all ends.