The Principle: Move Everything You Can

The day-before session is the most valuable time in dinner party preparation. You have no guests, no time pressure, and the full kitchen available. Anything that can be cooked, assembled, or prepped without quality loss should be moved to the day before.

The test for any dish or task: will it be equally good — or better — if done 24 hours in advance? If yes, do it now.

Starters: Almost Everything

Most cold starters can be fully plated the day before, covered with cling film, and refrigerated. Simply remove from the fridge 20–30 minutes before serving to take the chill off.

· Pâté and terrines: better the next day — the flavours meld overnight. Slice and plate the morning of, or the evening before.
· Soups: make completely, cool, and refrigerate. Reheat and ladle to serve. Many soups improve overnight.
· Smoked salmon, charcuterie, cured fish: arrange on plates, cover, refrigerate. Garnish just before serving.
· Grain salads and roasted vegetable compositions: make completely, dress lightly (hold back acid), adjust seasoning and add final dressing day-of.
· Dips and spreads: hummus, tapenade, whipped ricotta — all better made ahead.
· Crostini and toast: bake the day before, store in an airtight tin. Top just before serving.

Delicate salad leaves are the one exception — dress these at the last minute. But even these can be washed, dried, and stored in a container day-before.

Mains: The Best Ones Are Always Day-Before

Braises, slow-cooked dishes, and hearty stews are not just possible to make the day before — they're better for it. The connective tissue breaks down further during overnight resting, the sauce thickens and deepens, and fat rises to the surface where it can be skimmed before reheating.

· Braised lamb, beef, pork: cook completely, cool in the pot, refrigerate overnight. Skim fat, reheat gently before serving.
· Chicken in wine or stock: same principle — improved by overnight resting.
· Tagines and spiced stews: always better made ahead.
· Baked pasta (lasagne, cannelloni): assemble fully the day before, refrigerate unbaked. Bring to room temperature before baking on the day.
· Sauces: any sauce that accompanies a roast, grilled protein, or pasta — make completely, refrigerate, reheat gently.

Roasts are the exception: these cook on the day, but marinades, dry rubs, and any prep can be done the day before. A marinated leg of lamb can sit overnight in the fridge, ready to go into the oven the morning of the party.

Sides and Vegetables

· Potatoes for roasting: parboil, rough up the edges, spread on a tray. Day-of, go straight into hot fat in the oven.
· Gratin dauphinois: assemble and bake fully the day before. Reheat in the oven, covered with foil.
· Root vegetables: peel, cut, and store in water in the fridge. Roast on the day.
· Green vegetables: blanch in boiling salted water, refresh in cold water, pat dry. Reheat in butter day-of — 2 minutes.
· Polenta: cook, pour into a baking dish, refrigerate. Slice and fry or grill on the day.
· Rice: cook, cool quickly, refrigerate. Reheat with a splash of stock or water.

Desserts: Always the Day Before

Dessert is the easiest course to move entirely to the day before, and there's no reason not to. A dessert that requires last-minute cooking or assembly on the evening of a dinner party is an avoidable source of stress.

· Panna cotta, mousse, posset — set overnight in the fridge
· Tiramisu — always better made the day before
· Tart shells — blind bake the day before; fill and chill on the morning of
· Dense cakes and chocolate tortes — bake the day before; often improve overnight
· Ice cream and sorbets — made days ahead; take from freezer 5–10 minutes before serving

Prep Tasks: The Overlooked Category

Beyond cooking, a large portion of day-of stress comes from small prep tasks that pile up. Move all of these to the day before:

· Set the table completely — including glassware, candles, napkins, place settings
· Chill white wine and sparkling water
· Lay out all serving dishes and decide which dish goes on which platter
· Wash and dry salad leaves; store in a sealed container with a piece of kitchen paper
· Portion and slice bread if serving at the table
· Prepare garnishes: pick herbs, segment citrus, make flavoured oils or butters
· Do a clean of the kitchen so you start the day fresh

What's Left for the Day Itself

If the day before is used fully, the day of the dinner party should involve: starting the roast if you have one, reheating the braise, roasting any vegetables, making a quick pan sauce if needed, plating starters, and getting yourself ready. Two to three hours of calm work, not an all-day marathon. That's the goal.

What Can Be Prepared the Day Before a Dinner Party?