Step 1

Using a fork, stir in the softened room temperature butter. Add in the sour cream and give the batter a good stir.

Step 2

In a small bowl, combine the baking soda and vinegar. Add the mixture to the dough and stir until well combined. Place the dough in the refrigerator for about an hour.

Step 3

Put the dough into a meat grinder to form long, thin strips.

Step 4

Spread the dough pieces evenly across a baking sheet. Bake for about 10 minutes at 350°F.

Step 5

Break the baked cake strips into tiny pieces.

Step 6

Combine the softened butter with the dulce de leche until smooth and creamy. Combine the butter and dulce de leche mixture in a bowl.

Step 7

Form the cake into the shape of your choice. To look like an anthill, many people create a mount on top of a large plate. Leave it to set in the refrigerator overnight.