Walked through M&S a short while ago and spotted the sign to say that it's on this weekend. I didn't have time to check what dishes were available, so I checked their website and found the following:
(note: the dates on the website state that it's running until Monday 25th, but that may be because it's a Bank Holiday in the UK. It may only run until Sunday here).
MAINS
British Steak
2 British Beefburgers Filled with Gorgonzola
Cook! British Chicken Breasts with Davidstow™ Cheddar Gratin
Whole Roasted Chicken
Scottish Lochmuir™ Salmon Fillets with Soy & Ginger Dressing
4 Peppered Chicken Breast Fillets
Cook! Sea Bass Fillets with a Chilli & Coriander Marinade
2 Melting Middle Mushroom & Garlic Crispbakes
Gastropub Prawn & Chargrilled Chicken Paella
SIDES
Crunchy Red Cabbage & Sweetcorn Salad
Coleslaw & Potato Salads
New Potatoes with Butter & Herbs
Gastropub Chunky Chips
Traditional Summer Vegetables for Roasting
Mediterranean Style Vegetables
Maris Piper Crispy Potato Wedges
Tomato & Rocket Salad Bowl
Caesar Style Vegetables
Wye Valley Asparagus
DESSERTS
2 Cherry & Plum Crumbles
2 Lemon Posset
Strawberry Trifle
Fresh Cream Profiterole Stack
2 Tarte au Citron Slices
2 Lemon Soufflés
2 Sicilian Lemon & Limoncello Panna Cotta
Seasonal Fresh Fruit Salad
2 Melting Middle Chocolate Puddings
Mixed Berries
DRINKS
Le Froglet Shiraz
Le Froglet Chardonnay
Le Froglet Rosé
2x Organic Elderflower Pressé
2x Valencia Orange Juice
(note: the dates on the website state that it's running until Monday 25th, but that may be because it's a Bank Holiday in the UK. It may only run until Sunday here).
MAINS
British Steak
2 British Beefburgers Filled with Gorgonzola
Cook! British Chicken Breasts with Davidstow™ Cheddar Gratin
Whole Roasted Chicken
Scottish Lochmuir™ Salmon Fillets with Soy & Ginger Dressing
4 Peppered Chicken Breast Fillets
Cook! Sea Bass Fillets with a Chilli & Coriander Marinade
2 Melting Middle Mushroom & Garlic Crispbakes
Gastropub Prawn & Chargrilled Chicken Paella
SIDES
Crunchy Red Cabbage & Sweetcorn Salad
Coleslaw & Potato Salads
New Potatoes with Butter & Herbs
Gastropub Chunky Chips
Traditional Summer Vegetables for Roasting
Mediterranean Style Vegetables
Maris Piper Crispy Potato Wedges
Tomato & Rocket Salad Bowl
Caesar Style Vegetables
Wye Valley Asparagus
DESSERTS
2 Cherry & Plum Crumbles
2 Lemon Posset
Strawberry Trifle
Fresh Cream Profiterole Stack
2 Tarte au Citron Slices
2 Lemon Soufflés
2 Sicilian Lemon & Limoncello Panna Cotta
Seasonal Fresh Fruit Salad
2 Melting Middle Chocolate Puddings
Mixed Berries
DRINKS
Le Froglet Shiraz
Le Froglet Chardonnay
Le Froglet Rosé
2x Organic Elderflower Pressé
2x Valencia Orange Juice