Mackerel Cat Munchies

1/2 C. canned mackerel, drained
1 C. whole-grain bread crumbs
1 T. vegetable oil
1 egg, beaten
1/2 t. brewer's yeast, optional

Preheat oven to 350�F.

In a medium-sized bowl, mash the mackerel with a fork into tiny pieces. Combine it with the remaining ingredients and mix well.

Drop mixture by 1/4 teaspoonfuls onto a greased cookie sheet. Bake for 8 minutes. Cool to room temperature and store in an airtight container in the refrigerator.