Task: Categorize the tweet's emotional expression, classifying it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that reflect the tweeter's state of mind.
Tweet: @UKLittleKitchen Defo a hearty root veg gratin. Nice comfort food as Autumn kicks in
This tweet contains emotions: 
joy, optimism