Mix together flours, baking powder and salt. In a separate bowl, melt butter in microwave for 30 seconds or until soft. Stir cocoa, sugar, honey, eggs, vanilla and avocado into the melted butter. Stir wet mixture into dry mixture and mix well.
Pour into a greased 9x12-in. baking pan. If using nuts, sprinkle a thin layer on top. Bake for 30-35 minutes or until knife comes out clean. Let stand for 10 minutes.
Per brownie: 184 calories, 3 g protein, 7 g fat (3 g saturated fat), 31 g carbohydrates, 3 g fibre, 12 mg cholesterol, 98 mg sodium