Whole wheat pineapple brownies with a nutty crust

Preparation

• Mix all the ingredients of topping and keep aside.
• Add the wet mix to the dry mix and whisk together to form a smooth batter. Pour this into an appropriate baking dish,Use square baking pan.Sprinkle the topping mix on the batter.
• Bake in a preheated oven at 350F for 25-30 minutes or more until the the tester comes out clean.
• Start checking from 22 minutes onwards though,the topping may start browning.Mine was ready in 25 minutes itself ,so make sure the cake does not burn.
• Cool completely and serve by cutting into squares.