You start wondering whether ketchup or popcorn can be counted as a portion of vegetables.
Your green wheelie bin is full to the brim with your child's leftovers.
Your toddler will only eat a banana whilst still in the supermarket (We do pay for it first). She will not touch bananas at any other time, however fresh they are.
Your other child's 'fruit eating' sticker chart has been gathering dust on the kitchen wall for 5 months, during which time she has not eaten a single piece of fruit.