In a bowl, pour boiling water over oatmeal, stir and let stand until cool. Cream together shortening, brown sugar, and white sugar. Add beaten eggs and blend well. Add flour, soda, salt, cinnamon and nutmeg and stir well. Add oatmeal mixture, raisins, vanilla and nuts. Stir to blend all well. Pour into lightly greased 8 x 12 inch baking dish. Place dish on inverted dinner plate in oven. Cover with wax paper. Microwave at medium high (70%) until tooth pick inserted in center comes out clean, 12 to 14 minutes.

Frosting Instructions: Cream margarine and sugar. Add milk and stir until blended. Spread on cake. Sprinkle nuts on frosting, then sprinkle with coconut. Place frosted cake under broiler until frosting is golden brown, about 7 minutes. Makes 10 to 12 servings.