Birthday Cake for Dogs It was Creampuff's 1st birthday and he deserved an outrageous cake. I think he approved because he sure looked happy!   Birthday Cake for Dogs Ingredients Cake 2 cups flour 1 tsp. baking soda 1/4 cup vegetable oil 1/2 cup peanut butter 1 cup applesauce 1 cup pumpkin puree 2 eggs