无油酸奶巧克力布朗尼（可可粉）

摘自A Kitchen Addiction, 适用于8寸方模，20cm*20cm。
原方如下：
1/2 C all-purpose flour
1/3 C brown sugar
1/2 C sugar substitute or sugar
1/4 tsp salt
1/4 tsp baking soda
1/2 C unsweetened baking cocoa
1/2 C plain Greek yogurt
1 egg
2 tbsp non-fat milk
1 tsp vanilla extract
1/4 C mini chocolate chips
步骤
1）Preheat oven to 350. Lightly spray an 8×8 inch baking dish with non-stick cooking spray.
2）In a large bowl, whisk together flour, sugars, salt, baking soda, and baking cocoa.
3）In a small bowl, whisk together yogurt, egg, milk and vanilla extract until smooth. Add wet ingredients to dry ingredients and stir until just combined. Stir in mini chips.
4）Spread batter into prepared baking dish and bake for 20-25 minutes or until toothpick inserted into the center comes out clean. Do not over bake.
5）Allow to cool for 10 minutes before cutting into pieces. Note: These brownies cut best using a plastic knife.
6）Store leftovers in an airtight container.