Bake a sheet cake the size that you need.
Ice the sheet cake with white icing using a cake spatula and
making sure the surface is smooth.
With an icing filled bag and
round tip, size #5, draw a rectangle on the top half of the cake
leaving an inch between the end of the rectangle and the edge of the
cake.
Make a dark brown color
icing and use the basket weave tip, size #47 and go over the rectangle
using 4 to 5 inch strips.
Repeat
another layer on top of the first until you have three layers.
This
represents your bocce court.
Make a light gray sugar
by putting a tiny bit of black gel food coloring in a baggie with
sugar. Seal the baggie and squeeze the baggie until you have
gray sugar.
Sprinkle gray sugar over the inside of
the bocce court.
Make four green balls using green
icing and round tip, size #7. Make four red balls using the
same size round tip and red icing.
With white icing
and round tip, size #5 make one white ball making sure it is one half
the size of the other balls.
Now make some
green sugar in the same manner as before and sprinkle around the cake
top.
With red icing and round tip, size #4, write
your message on the top of the cake.
Use
a star tip, size #18 and make a shell border around the tip edge of the
cake and the bottom edge of the sides of the cake.