Make this recipe a recipe that people in that category can eat. categories: ['dairy_free'], recipe: preheat oven to 350. grease and flour a 9 x 13 baking pan. mix butter, oil, water and cocoa together in small sauce pan. bring to boil. add this mixture to flour and sugar and beat until smooth. add eggs, baking soda, buttermilk and vanilla. mix well. pour into prepared baking pan. bake 20 minutes. prepare frosting while brownies are baking. put all frosting ingredients in medium saucepan and heat. do not boil. frost immediately after removing from oven. cut into squares when cool.

Target recipe: the first 3 ingredients cook over a stove on medium heat, till margarine melts. remove from heat, add the eggs and vanilla. then add the remaining ingredients. stir in the walnuts. put in a greased 8 inch squared pan, bake at 350 for 25 minutes. i make a double batch. cocoa glaze: combine icing sugar, and cocoa powder. beat in margarine, add 1-2 tbsps of boiling water to make a smooth glaze.