Cut cabbage into wedges
Trim sprouts
Chop garlic
Toast bread and make into crumbs
Toss the cabbage and sprouts in the oil, garlic and thyme
Season
Tip into casserole and roast for 25 mins
Melt butter in saucepan
Stir in flour and cook for 2 mins
Whisk in sherry, followed by milk and cream
Return to heat and stir continuously until smooth and thick
Add some nutmeg
Season well
Mix the breadcrumbs and cheese together
Take sprouts and cabbage from oven
Pour over sauce
Top with crumbs and cheese
Brown under grill for about 10 mins until golden and bubbling