M&S Garlic & Herb Butter Frozen Frozen for freshness, this flavour packed garlic and herb butter works with multiple recipes to give a lovely flavour to basic ingredients. Ideal for chicken and risottos. Ready to use from frozen. Portioned into little rounds to use as much or as little as you like whenever you need it. Use... 4 rounds to add a quick and easy boost to your risottos, 2 rounds inside a chicken breast wrapped in prosciutto ham to make a quick and easy chicken bake or the whole bag to make your own garlic ciabatta or focaccia. M&S brings you our frozen pantry with hints and tips by our chefs and suppliers to maximise our pantry staples in your kitchen. Go on be bold and experiment.