Start With the Weather, Not the Menu

A British spring picnic is an act of optimism, so it pays to be realistic. The best baskets are planned around a two-hour window rather than a whole afternoon, with a backup that involves a car boot, a kitchen table and a flask. Check the wind as much as the rain: a sheltered wall in a country churchyard is often far more comfortable than an exposed hilltop with a view. Pack a folded blanket, a few tea towels and something heavy for the corners. Invest in a proper cool bag with two ice blocks, and freeze a 500ml bottle of water the night before as a third — you can drink it once it melts. Cold food that is genuinely cold tastes twice as good outdoors.

Let the Spring Larder Choose the Menu

Between late April and mid-June the British larder turns generous. Build the basket around what is at its best now and the cooking gets easier, not harder.

• Asparagus — in season from late April; blanch it and dress simply, or wrap in pastry.
• Radishes — breakfast radishes with good butter and flaky salt are a picnic in themselves.
• Wild garlic — foraged from shady woodland in April and May; blend into butter or scone dough.
• New potatoes — Cornish and Jersey Royals early on, their skins so thin they need only a scrub.
• Peas and broad beans — pod them the night before, or use the smallest ones raw.
• Watercress — peppery and, happily, sturdier than most salad leaves.
• Rhubarb — forced Yorkshire rhubarb fades by early spring, but outdoor stems carry on, and make a fine cordial.
• Mint, chives, sorrel and lovage — the herbs that make cold food taste deliberate.

Salads That Improve on the Journey

Tender leaves wilt; sturdy salads only get better. Think in three parts — a base that can take weight, a dressing that clings, and a topping added at the last minute.

New potatoes, cooked in well-salted water and sliced while still warm, drink up a dressing of crème fraîche, grain mustard, lemon and plenty of chives. They will taste better after an hour in the cool bag than they did on the hob. A jar of butter beans tossed with wild garlic pesto, olive oil and lemon zest is filling and travels without complaint. Shaved fennel with orange segments and a pinch of sea salt holds its crunch for hours. Cooked grains — pearl barley, or a mix of lentils — dressed while warm and folded through roasted roots, radishes and herbs, make a proper centrepiece.

The golden rule is to keep leaves and dressing separate until you are sitting down. A small jar of dressing, shaken on the rug, feels like a small triumph.

Hand-Held Savouries Worth the Effort

A picnic with forks and plates is lovely in theory, but a basket of things you can eat one-handed is more forgiving of wind, benches and small children.

• Wild garlic and cheese scones — sharp Cheddar, a handful of chopped leaves, baked the morning of.
• Sausage rolls — good pork, sage and apple in all-butter puff pastry; just as good at room temperature.
• A spring tart — asparagus and goat's cheese, or pea, mint and feta, cut into wedges once cool.
• Focaccia sandwiches — a slab split and filled with roasted peppers, mozzarella and basil, wrapped tightly and pressed under a board for an hour.
• Potted things — a jar of potted shrimp or smoked mackerel pâté with oatcakes.

Bake savouries the day before if you can, and cool them completely before wrapping or the pastry turns soft. Greaseproof paper inside a tea towel insulates and soaks up any condensation.

Homemade Drinks That Arrive Cold

Shop-bought cans are fine, but a bottle of something you made yourself turns a picnic into an occasion. Elderflower cordial is the spring classic — around thirty heads steeped overnight with sugar, lemon and citric acid — and it keeps for months. Rhubarb cordial is just as easy: simmer chopped stems with sugar and a strip of orange zest, strain, and dilute to taste. Carry both in a screw-top bottle and top up with still or sparkling water on the spot.

A flask of cold mint tea, made with fresh mint and a little honey, is more refreshing than anything fizzy. For something slightly more grown-up, ginger and rhubarb fizz or homemade lemonade with basil will do nicely. Freeze half the bottle the night before and top up with the rest in the morning; it stays cold and dilutes perfectly.

Packing, Keeping and Doing It Properly

Pack heavy at the bottom, fragile on top, and keep chilled food in the cool bag until the moment you eat. The two-hour rule is worth observing — food that should be cold shouldn't sit out much longer than that, which is another reason to plan a shorter outing.

Take a small bag for rubbish; every picnic spot in the country is better for it. Bring a couple of sharp knives, a board, salt in a tiny tin, and a clean tea towel per person. Beeswax wraps and lidded jars beat cling film in a breeze, and they come home reusable. Above all, don't over-cater. Four good things, made well and packed with care, beat twelve indifferent ones. The point of the basket is to be sitting on a rug in the sunshine with a friend — not to have won anything.