The Foamstorm Froth

Preheat oven: Set your oven to 350°F (175°C).
Prepare your pan: Lightly grease a 9x13 inch baking pan.

Combine ingredients:
In a large mixing bowl
add:2 packages vanilla cake mix
20 oz A&W Root Beer
(Optional) 1–1½ cups Cinnamon Toast Crunch Root Beer Float cereal (I prefer crumbled to fine bits/crushed to a powder)

Whisk the mixture: 
Mix until smooth and evenly combined.
The soda will fizz—this is normal.

Pour into pan:
Spread the batter evenly into the prepared pan.BakeBake for 30–35 minutes, or until a toothpick inserted in the center comes out clean.CoolLet the cake cool completely (20–30 minutes) before frosting.Frost the cake Spread 2 cans of cream cheese frosting evenly over the top.ServeSlice and enjoy! Optional ExtrasAdd a splash (or more) of root beer to the frosting (and mix) to add flavor and color.Sprinkle Cinnamon Toast Crunch Root Beer Float cereal on top of the frosting for garnish and crunchAdd a dash of cinnamon or nutmeg for extra warmthChill before serving for a thicker, dessert-like texture