Step 1: Fold the paper so it makes quarters. Then unfold it.
Step 2: Fold the long edges into the middle crease then unfold.
Step 3: Next fold the short edges into the middle crease and leave it there.
Step 4: Then fold the corners to the nearest crease like this.
Step 5: Fold back the edges in the middle so that they cover the corners.
Step 6: Open it up and pinch the sides and....
Step 7: Your done!