INSTRUCTIONS
1. Preheat oven to 350°F.
2. In a large bowl, combine the flour, sugar, baking powder and salt.
3. In a separate bowl, combine the milk, VANILLA, eggs and oil/butter.
4. Add to the dry ingredients and mix well.
5. Fold in the black walnuts.
6. Pour into a greased 9x13 baking pan.
7. In a medium bowl, combine the streusel ingredients and stir to combine.
8. Sprinkle the pieces over the batter.
9. Bake at 350°F for 30-40 minutes or until a toothpick inserted in the center comes out clean.