Begin by preheating the oven to 375.
In a bowl, combine cake mix, oil and eggs together.
Mix in your green food coloring until you have the perfect Grinch color.
In a second bowl pour 1 cup of powdered sugar.
Gather a scoop of dough and roll in the powdered sugar mixture.
Shape into a ball and place on a parchment lined cookie sheet.
Add a heart sprinkle to each cookie.
Bake at 375 for 8-10 minutes.
Allow to cool.