1. Whisk eggs, add sour cream and salt. 

2. Whisk together until well blended. 

3. Each slice of bread should be dipped in the mixture of the eggs and sour cream, and then individually fried on both sides in butter.

4. You can add grated cheese or slices of sausage to the mixture of eggs and sour cream.

5. You can also make it sweet toast, adding sugar instead of salt.