For cake:

1. Sift together the flour, baking powder, baking soda and salt.
2. In a large bowl, using an electric mixer, cream together the softened butter, sugar, vanilla and lemon juice.
3. Add the eggs one at a time, mixing on a low speed, after each addition
4. Add the sour cream and slowly add the flour with the mixer on a low speed.
5. Butter gently flour a tube pan.
6. Pour the batter into the prepared pan.

For the Snickers Crispers Topping:

1. In a small bowl combine the chopped Snickers Crispers, brown sugar, flour and butter.
2. Crumble this mixture together.
3. Place on top of the batter and gently press the mixture down.
4. Using a butter knife, gently run the knife through the batter.
5. Preheat Oven 325 degrees F.
6. Bake -1 hour to 1 ½ hours or until the cake gently pulls away from the sides of the pan and the toothpick test comes out clean.
7. Cool on a wire rack for at least 10 minutes.