despite how great this cake looks, it was so simple. i got the idea from my friend heather, who got it from our friend kim. both of their versions are adorable. this is my version of theirs.
cook and cool miniature cakes. separate icing into 4 containers for mixing. add food coloring until colors are bright: red, yellow, blue and green.
you might need to cut cakes into perfect rectangles. i filled my batter too full, so they were odd shaped. i used the extras to create an extra square on top of the first car (thomas). carefully ice each cake, this was the hardest part (the cake falls a part a 