Question: To grate and juice a lemon.
Option 0: Wash lemon, zest with small grater and add to bowl. Chop lemon in half and squeeze out the juice of half a lemon into the bowl.
Option 1: Wash lemon, zest with small grater and add to bowl. Chop lemon in half and squeeze out the juice of half a lime into the bowl.
Answer: 0