Draw an oval (the middle of an eternal flame) and from it draw beams (the top edges), as in drawing. For determination of length can use a pencil, bring it at some distance from the monitor, measure a beam and postpone this piece on paper, and with other straight lines.

Draw still gradation of a star.

Connect the ends of the drawn lines.

Add volume.

Draw fire.

And it is already ready option of an eternal flame. Monument eternal flame.