Sourdough Coffee Cake - cooking recipe

Ingredients

1 c. starter
1 c. plain flour
1/2 c. sugar
1/2 tsp. soda
1/2 tsp. cinnamon
1/2 tsp. salt
1/2 c. oil
1 egg
1/2 tsp. vanilla
1 c. apples or raisins (optional)

Preparation

Mix well and pour into greased 9-inch pan.