Make this recipe a recipe that people in that category can eat. categories: ['low_sodium'], 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: preheat oven to 180°c, gas mark 4. grease a large baking tin. melt the chocolate in a heatproof bowl over a pan of simmering water. sift the plain flour, a pinch of salt, cocoa and baking powder into a separate bowl. beat the sugar and the eggs until pale and creamy. slowly add the eggs and the yolk until smooth mixture. gently fold the melted chocolate and the vanilla extract into the butter and sugar mixture, followed by dry ingredients and chocolate chips. add to the tin and cook for 30 minutes. when finished, leave to chill for an hour.