1. |
Heat oven to 350 °F (175 °C). Lightly coat an 8x8" square baking pan with cooking spray. |
2. |
Pulse walnuts in a food processor until finely chopped. Place in a large mixing bowl; add sugar substitute, cocoa powder, baking powder, and salt. Whisk to combine. |
3. |
Whisk egg substitute, sour cream, oil and vanilla together and make a well into the dry ingredients and whisk to combine. |
4. |
Heat the chocolate chips in a small sauce pan on medium-low heat and whisk until melted, about 1 minute. Whisk into the batter. |
5. |
Pour batter into your prepared pan and bake until a toothpick comes out clean. About 20-25 minutes. |
6. |
Cool completely before serving. Makes 16 squares. |
7. |
These can be frozen for a snack at a later time. |
8. |
Source: the South Beach Diet quick and easy cookbook. |