Eating Keto at a Sunday Roast

The ketogenic diet doesn’t mean giving up British traditions like the Sunday roast. With careful choices, you can enjoy this meal while staying in ketosis. The key lies in selecting the right components and avoiding hidden carbohydrates.

Choosing the Right Meat

Roast beef, lamb, or chicken are excellent keto choices. These meats are high in protein and fat, with virtually no carbs. Avoid processed meats like sausages or stuffing, which often contain breadcrumbs or flour. A 200g portion of roast beef provides around 50g of protein and 20g of fat, with zero carbs.

At Tesco, you can find a 1kg beef joint for £12, enough for four servings. Look for well-marbled cuts as they contain more fat. keto-friendly cuts of meat like ribeye or sirloin work particularly well for roasting.

Vegetables That Work

Stick to low-carb vegetables like Brussels sprouts, green beans, or broccoli. A 100g serving of roasted Brussels sprouts contains about 5g net carbs. Cauliflower makes an excellent substitute for potatoes – mash it with butter and cream for a keto-friendly side.

Roast parsnips and carrots are higher in carbs (17g and 7g net carbs per 100g respectively), so limit these or avoid them altogether. Instead, focus on leafy greens and above-ground vegetables.

Gravy and Sauces

Traditional gravy made with flour is a keto no-go. Instead, make your own using the meat drippings, stock, and xanthan gum as a thickener. A teaspoon of xanthan gum (£4.50 for 100g at Sainsbury’s) thickens without adding carbs.

Horseradish sauce is generally keto-friendly, but check labels for added sugar. Mustard is another good option, with less than 1g carb per tablespoon.

What This Means in Practice

When ordering a Sunday roast at a pub, ask for no potatoes, Yorkshire pudding, or stuffing. Request extra vegetables instead. Most pubs will accommodate this, especially if you explain you’re avoiding carbs. A typical pub roast with these modifications contains about 10-15g net carbs, well within keto limits.

In winter months when Sunday roasts are most popular, focus on seasonal vegetables like kale and cabbage. These provide fibre and nutrients while keeping carbs low. managing electrolytes on keto becomes particularly important when eating out, as restaurant meals often lack sufficient sodium.

Frequently Asked Questions

Can I eat Yorkshire pudding on keto?

Traditional Yorkshire pudding is made with flour and contains about 15g carbs per serving. There are keto versions using almond flour, but these are best made at home.

What about roast potatoes?

Roast potatoes are too high in carbs for keto, with about 20g net carbs per 100g. Cauliflower or celeriac make better alternatives.

Is stuffing keto-friendly?

Most traditional stuffing contains breadcrumbs and is not keto-friendly. Some recipes use pork mince and herbs without breadcrumbs – ask about ingredients if unsure.

The Bottom Line

A Sunday roast can absolutely be part of a ketogenic lifestyle with simple modifications. Focus on quality meats, low-carb vegetables, and homemade sauces. With planning, you can enjoy this British tradition without breaking ketosis. If you’d rather not do the macro maths yourself, the Keto Dieting app does it for you on Google Play and the App Store.

References

1. Bueno NB, de Melo IS, de Oliveira SL, da Rocha Ataide T (2013). Very-low-carbohydrate ketogenic diet v. low-fat diet for long-term weight loss: a meta-analysis of randomised controlled trials. British Journal of Nutrition. https://doi.org/10.1017/S0007114513000548
2. Hyde PN, Sapper TN, Crabtree CD, et al. (2019). Dietary carbohydrate restriction improves metabolic syndrome independent of weight loss. JCI Insight. https://doi.org/10.1172/jci.insight.128308