Cup of Yum
1. In a stand mixer or with a hand mixer, combine the butter, sugar, milk and vanilla until smooth and creamy. Divide into 2 or 3 bowls (as many colors as you want) and tint with food coloring to the desired shades.
2. Cover the bowls to keep the frosting from hardening when not in use. Place the frosting in a piping bag and follow the directions below.

How to decorate hydrangea cupcakes:

Cup of Yum
1. With one color, usually, pink, purple, blue or white, and using a 2D tip, start piping flowers onto the cupcake, until it's covered.
2. You can also blend two, such as blue and purple.

How to decorate carnation cupcakes:

1. Using a 104 tip, make a circular start in the center of the cupcake.
2. Then, holding the tip so that it pipes vertically, pipe long straight "petals" around, and around until the cupcake is covered.

How to decorate camellia cupcakes:

1. Also using a 104 tip, make a central piping in the center.
2. This time, hold the tip at a 45º angle, and form petals from the center, starting each new one under the last one, and continuing until the cupcake is covered. This just takes a little practice.