Picnic Food and Diabetes:
Carb Counting Tips and Healthy Swaps for Summer

There’s nothing quite like a British picnic. A rug on the grass, good company, and hopefully a little sunshine. But if you live with type 1 or type 2 diabetes, picnics can feel tricky to navigate. The food is shared. Portions are hard to judge. And you often graze over a couple of hours rather than sitting down to one clear meal. The good news? With a little planning and a few simple swaps, you can relax and enjoy every bite.

Why picnic food and diabetes can be a challenge

Picnic spreads tend to be carb-heavy. Think bread rolls, crisps, pasta salad, sausage rolls and cake. These foods are easy to nibble without really noticing. Homemade dishes don’t come with a food label either, so carb counting relies on good estimation. Grazing over a long afternoon can also make insulin timing harder if you have type 1 diabetes. None of this means picnics are off the menu. It simply helps to go in with a plan.

Small Pork Pie (119g)

19g

Carbs

Pork Pie

Weight = 119g
Carbs = 19g / Cals = 440
Fibre = 3g / Protein = 12g
Fat = 31g / Salt = 1.6g

Know your picnic carbs

If you carb count, a rough guide to typical picnic portions is invaluable. For shop-bought items, check the label and use the total carbohydrate figure, not just the sugars. For everything else, a visual guide really helps. Here are some popular picnic foods and their approximate carb values:

White Bread Roll

25g

Carbs

White Bread Roll

Weight = 48g
Carbs = 25g

Sausage Roll

17g

Carbs

Sausage Roll

Weight = 63g
Carbs = 17g

28g portion of crisps

16g

Carbs

Crisps

Weight = 28g
Carbs = 16g

Scotch Egg

16g

Carbs

Scotch Egg

Weight = 120g
Carbs = 16g

Sainsbury's Tomato & Basil Pasta Salad

27g

Carbs

Pasta Salad

Weight = 117g (1/4 Tub)
Carbs = 27g

Quiche Lorraine

20g

Carbs

Quiche Lorraine

Weight = 100g
Carbs = 20g

Egg Mayo Sandwich (half)

17g

Carbs

Egg Mayo Sandwich

Weight = 60g (1/2 Sandwich)
Carbs = 17g

A portion of strawberries

5g

Carbs

Strawberries

Weight = 80g
Carbs = 5g

Victoria Sponge Cake

23g

Carbs

Victoria Sponge Cake

Weight = 44g
Carbs = 23g

Video

Healthy Picnic Food:
10 Smart Swaps

Simple healthy picnic swaps

Small swaps can boost fibre, cut down on saturated fat and salt, and help keep blood glucose steadier. Wholegrain and higher-fibre carbs are digested more slowly, which can mean a gentler rise in glucose after eating. Here are some ideas to try:

White Bread Roll

25g

Carbs

White Bread Roll

Weight = 48g
Carbs = 25g / Cals = 122
Fibre = 1g / Protein = 4g

↓ SWAP TO ↓

SWAP TO →

Wholemeal bap on plate

22g

Carbs

Wholemeal Bread Roll

Weight = 48g
Carbs = 22g / Cals = 177
Fibre = 3g / Protein = 5g

28g portion of crisps

16g

Carbs

Crisps

Weight = 28g
Carbs = 16g / Cals = 138
Fibre = 1g / Protein = 2g

↓ SWAP TO ↓

SWAP TO →

20g of salted popcorn

12g

Carbs

Salted Popcorn

Weight = 20g
Carbs = 12g / Cals = 94
Fibre = 2g / Protein = 2g

Sausage Roll

17g

Carbs

Sausage Roll

Weight = 63g
Carbs = 17g / Cals = 222
Fibre = 2g / Protein = 5g

↓ SWAP TO ↓

SWAP TO →

Chicken Satay Skewers with no sauce

0g

Carbs

Chicken Skewers

Weight = 50g
Carbs = 0g / Cals = 74
Fibre = 0g / Protein = 16g

Asda Cheesy Pasta Sauce

16g

Carbs

Cheesy Pasta Salad

Weight = 100g
Carbs = 16g / Cals = 198
Fibre = 2g / Protein = 6g

↓ SWAP TO ↓

SWAP TO →

Sainsbury's Four Bean Salad

13g

Carbs

Bean Salad

Weight = 100g
Carbs = 13g / Cals = 106
Fibre = 5g / Protein = 6g

Victoria Sponge Cake

23g

Carbs

Victoria Sponge Cake

Weight = 44g
Carbs = 23g / Cals = 184
Fibre = 1g / Protein = 2g

↓ SWAP TO ↓

SWAP TO →

A portion of strawberries

5g

Carbs

Strawberries

Weight = 80g
Carbs = 5g / Cals = 24
Fibre = 3g / Protein = 0g

Chocolate Chip Cookie

44g

Carbs

Chocolate Chip Cookie

Weight = 74g
Carbs = 44g / Cals = 349
Fibre = 2g / Protein = 4g

↓ SWAP TO ↓

SWAP TO →

A portion of grapes

12g

Carbs

Grapes

Weight = 80g
Carbs = 12g / Cals = 50
Fibre = 1g / Protein = 1g

Don’t forget the drinks

Drinks are an easy place for carbs to sneak in. A 500ml bottle of regular cola contains 55g of carbs, and fruit juice raises glucose surprisingly quickly.

Water is the best choice, especially on a warm day. Sugar-free squash and diet fizzy drinks are good alternatives.

If you drink alcohol, be aware that it can increase the risk of hypos for several hours, particularly if you take insulin or sulfonylurea tablets. Have some carbs alongside and never drink on an empty stomach.

Sanpellegrino Limonata 330ml

15g

Carbs

Sanpellegrino Limonata

Weight = 330ml
Carbs = 15g / Cals = 73

Picnic tips if you have type 1 diabetes

Try to plate your food in one go and dose for the whole plate. If you know you’ll graze all afternoon, ask your diabetes team about splitting your dose or how to dose each time you eat, if you have not had education on this.

  • Picnics often come with rounders, frisbee, or a long walk. Activity can lower glucose, so keep hypo treatments in the picnic bag and check your levels more often.
  • Warm weather can speed up insulin absorption, which adds to hypo risk. Check your blood glucose regularly.
  • Keep your insulin in a cool bag, out of direct sunlight.

Picnic tips if you have type 2 diabetes

  • Use the plate method. Fill half your plate with salad and veg, a quarter with lean protein, and a quarter with carbs.
  • Choose higher-fibre carbs where you can, and keep an eye on portions of rolls, crisps and pasta salad.
  • A gentle walk or a game of rounders after eating can help reduce the rise in glucose after your meal.
  • Don’t skip meals earlier in the day to “save up” for the picnic. This often backfires and leads to overeating later.
Diabetes-friendly healthy plate tip

Fill half your plate with salad and/or veg, a quarter with lean protein, and a quarter with carbs.

Keep it cool and safe

One last tip. Warm weather and picnic food can be a food poisoning risk, so keep chilled foods in a cool bag with ice packs and don’t leave food sitting in the sun. Aim to eat chilled items within a couple of hours of leaving the fridge. Your insulin will thank you for a spot in the cool bag too.

Enjoy your picnic!

A picnic should be a pleasure, not a maths exam.

Do a little planning, look up your carb values before you go, pack a few smart swaps, and then relax.

Whether you’re counting carbs for insulin doses or simply keeping an eye on portions, the same principle applies. Knowledge, not restriction, is what lets you enjoy your food with confidence.

Food is one of life’s great joys; diabetes doesn’t change that.

Fancy a free salad recipe for your next picnic?

Want to Learn More?

Grab a copy of Carb & Calorie Counter

The multi-award-winning Carb & Calorie Counter book is your definitive, expert-approved guide to carb and calorie counting. 

  • Over 1700+ high-quality food photos
  • Up to six portion sizes per food
  • At-a-glance carbs and key nutrients
  • The Original #1 Bestseller

With the “Carb-Counting Bible”, a single flick of the page is all you need to plan nutritious, carb-counted meals.

Carbs & Cals Carb & Calorie Counter book

Contains a whole chapter with 66 photos of different types of bread!

The Carbs & Cals app has nutritional data for a wide range of breads

Want to Count Carbs on the Go?

Download the Carbs & Cals Mobile App

The award-winning Carbs & Cals mobile app is the only diet-tracking app that features food and drink photos. It’s your personal diet pro!

  • Search 272,000+ food & drink photos, including over 100 different types of bread!
  • See up to 6 portion sizes per food.
  • NEW Unified Food Scanner: Snap barcodes, food labels or the food on your plate for instant nutrition info.
  • Add photos of your favourite foods.
  • Track nutrients and set goals.
Apple App Store button
Google Play button

Sign up to the Carbs & Cals mailing list

Want to learn more about carb counting and the role of food in managing your health? Sign up to our mailing list!

Your subscription could not be saved. Please try again.
Your subscription has been successful.
A mockup of the Carbs & Cals email newsletter