1 (3 ounce) can marshmallow creme
1 (3 ounce) can raspberry vodka
1 (1.2 fluid ounce) jigger lemon-lime flavored carbonated beverage
Pour marshmallow creme into a double boiler, filling to the top. Place raspberry vodka into a tall glass. Pour lemon-lime blend into the outer part of the glass. Shake vigorously.