Add the softened butter to the mixing bowl of your stand mixer (you can also use a hand mixer).
Add the first cup of confectioners' sugar.
Add the raspberry extract.
Mix on low at first and then turn up speed.
Stop the mixer, add the second cup of sugar and mix again slowly at first.
Stop mixer to taste for raspberry flavor, if you need more add it,
Add 2 drops of red food coloring to achieve the pink color.
Mix in the next cup of sugar.
If you want thicker frosting, add more sugar.
If your frosting is too thick you can add a little warm water
Frost the 1st of the cooled cakes
Add the second layer
Frost all the way around and top
Pipe the flowers on the top