Here are 2 that I have handy.
Chocolate Potato Cake (this can be made gluten free with gluten free flour)
Beat until creamy 2 cups sugar, 1 cup softened butter, 4 eggs 4 oz melted unsweetened chocolate, 1 1/2 tsp. vanilla 1 cup mashed potato, 2 cups flour, 1 tsp. baking soda, 1 tsp salt, and 1 cup yogurt. Transfer to a greased 9 X 13 inch pan. Bake at 375 degrees for 35 to 40 minutes. Frost.
The ladies in the BOM loved it.
Gluten free Chocolate Chip Cookies ( i guarantee these will bake up correctly)
Mix together:
1 cup peanut butter
1 Cup brown sugar
1 tsp vanilla
1 egg
1 tsp soda
1 Cup chocolate chips, more of less as desired. (I suggest mini chips)
Bake at 350 degrees for 9 to 11 minutes.