NewEvery McDonald's item ranked by sugar, salt and calories for your ageMcDonald's, ranked for your age
LEON Sausage Muffin, sourdough muffin with two Cumberland sausages and ketchup on white paper, nutrition and calories

Leon Sausage Muffin nutrition

Figures from LEON Foodie Fact Sheet, September 2026 , collected by Boone

Your order
Who is eating
373kcal19% of the day
Where the calories come from
19%42%38%
ProteinCarbsFat
!Salt is the one to watch: 32% of her daily limit in one breakfast item.
CaloriesEnergy373 kcal19%
Reference 2,000 kcal
Free sugarWithin limit5g17%
Limit 30g (NHS)
Saturated fatWithin limit4.9g25%
Limit 20g
SaltHigh1.95g32%
Limit 6g (NHS)
FibreTarget2.3g8%
Target 30g
ProteinTarget18g36%
Reference 50g

Sausage Muffin, as published. Calorie split calculated by Boone. How

Spotted something wrong? Report an errorWe check every report against the source and log what we change.

What it means for you

The Sausage Muffin as published, seen four ways.

Adult

1 of 3 limits is over 30% in one breakfast item, the UK front-of-pack mark for high.

19%of 2,000 kcal (373 kcal)
25%saturated fat: 4.9g of 20g
High32%salt: 1.95g of 6g
17%free sugar: 5g of 30g

Salt is the biggest issue: 1.95g is 32% of an adult’s daily 6g in one breakfast item.

Simple Porridge (Almond Milk)Lower saltSimple Porridge (Almond Milk) →0.18g salt (3%), 234 kcal

Allergens

3 contain0 may contain15 not present
WheatContains
RyeContains
CeleryContains
BarleyNot present
OatsNot present
SpeltNot present
Tree nutsNot present
PeanutsNot present
SesameNot present
SoyaNot present
MilkNot present
EggsNot present
FishNot present
CrustaceansNot present
MolluscsNot present
MustardNot present
LupinNot present
Sulphur dioxide and sulphitesNot present
Total sugar6.3gPublished by Leon
Free sugar5gEstimated by Boone. 1.2 teaspoons
  • 1.3g not free sugar: naturally occurring sugars

Natural sugars in milk, fruit and veg don’t count. NHS →

5g as a share of the NHS daily maximum
Adults and age 11+ 30g a day17%
Age 7 to 10 24g a day21%
Age 4 to 6 19g a day26%

Nutrient density: what you get per 100 kcal

For smaller portions: the most nutrition per calorie, against all 297 Leon items.

Calculated by BooneHow
More protein per calorie than 64% of the menu, but less fibre per calorie than the menu average (0.62g against 1.41g).
Protein4.8g per 100 kcal
This item
4.8g
Menu average
4.0g
Best: Chargrilled Chicken Mezze
15.2g

More protein per calorie than 64% of the 297 items on the menu.

Fibre0.62g per 100 kcal
This item
0.62g
Menu average
1.41g
Best: LOVe Burger with Gluten-Free Bun
4.11g

More fibre per calorie than 32% of the 297 items on the menu.

Vitamins and minerals

Leon does not publish vitamins or minerals for this item, so Boone does not estimate them.

Nutrient profile score

1214 negative points
− 2 positive points

The 2018 model indicates this breakfast item is less healthy: it scores 12, above the line of 4.

← HealthierLess healthy →
12-20 best possible4 and above: less healthy40 worst possible

Higher is less healthy; 4 or more would be classed as less healthy under this model. How the score works →

Joint #71 of 86 on the menu for this score (lower is better).

UK Nutrient Profiling Model 2018 →
Per 100g of this 161g breakfast item. Portion size is not counted.
Score breakdown: +14 negative, −2 positive+
Negative points+14
Energy 969 kJ per 100g+3 of 10
Converted from 373 kcal at 4.184 kJ per kcal
Saturated fat 3.0g per 100g+3 of 10
Free sugars 3.1g per 100g+3 of 10
Estimated by Boone from the ingredient list
Salt 1.21g per 100g+5 of 10
Positive points−2
Fibre 1.4g per 100g−2 of 10
Fruit, veg, nuts and seeds counted as 0 per 100g0 of 5
Leon does not publish component weights, so Boone counts 0
Protein 11.2g per 100g−5 of 5
Not counted, see below
Protein not counted. With 14 negative points and 0 for fruit, veg, nuts and seeds, its 5 protein points are not counted. Why →
Final score: 14 − 212

What is in it

12 ingredients across 1 part; 1 are additives or processed (orange).

11 basic, 1 orange
Ingredients12 ingredients, 1 orange
SOURDOUGH MUFFINwhite wheat flour (wheat flour, calcium carbonate, iron, niacin, folic acid, thiamin)watersugarrapeseed oilrye sourdough (rye flour, water)yeastsaltcrumb softener (enzymes, wheat flour)Bread Improver:wheat flourflour treatment agent (ascorbic acid)
cumberland sausages (pork, potato starch, salt, rapeseed oil, honey, natural hog casing, spices (black pepper, paprika, white pepper), parsley, spice and herb extracts)leon ketchup (tomatoes, mango chutney (sugar, mango, sugarcane vinegar, salt, chilli, ginger, garlic), water, onion, sundried tomato Purée (water, sundried tomatoes (sundried tomatoes, salt), sunflower oil, white wine vinegar), tomato paste, cornflour, rapeseed oil, red chilli Purée, roast vegetable stock (water, leeks, onions, carrots, parsley, bay leaf, black pepper), spirit vinegar, black onion seeds, ground cumin, garlic Purée, fenugreek, salt, chipotle chilli, celery salt, black pepper, smoked paprika, ground ginger, cardamom, chilli)

How processed is it?

NOVA group 4
1 Unprocessed
2 Ingredients
3 Processed
4 Ultra-processed

Group 4 because of the additives or industrial ingredients listed above. How NOVA works →

Quick answers

How many calories are in a Leon Sausage Muffin?+

373 kcal as published. 373 kcal is 19% of a 2,000 kcal adult reference intake.

Is a Leon Sausage Muffin suitable for children?+

For a child aged 4 to 6 it is 65% of the day’s 3g salt limit and 26% of the 19g free sugar limit in one item. A Simple Porridge (Almond Milk) has 0.18g of salt, 6% of that salt limit.

How much sugar is in a Leon Sausage Muffin?+

6.3g of total sugar as published. Boone estimates 5g of it is free sugar: 1.2 teaspoons and 17% of an adult’s 30g daily maximum. The other 1.3g is naturally occurring and does not count.

How much protein is in a Leon Sausage Muffin?+

18g, 4.8g per 100 kcal. It ranks #46 of 159 items on the menu for protein. The Chargrilled Chicken Mezze gives the most protein for the calories, 15.2g per 100 kcal.

What is the nutrient profile score of a Leon Sausage Muffin?+

12 on the UK Nutrient Profiling Model 2018, calculated by Boone per 100g. Scores run from -20 to 40, and the higher the score, the less healthy the model rates the food. Foods scoring 4 or more would be classed as less healthy under this model.

Is a Leon Sausage Muffin ultra-processed?+

Yes, NOVA group 4. The ingredient list includes flour treatment agents.

Which allergens are in a Leon Sausage Muffin?+

As published, wheat, rye and celery.

Where the figures come from

Source. LEON Foodie Fact Sheet, September 2026 , per item as sold.

Collected. Copied by Boone from Leon’s published figures. Data checks are led by Murray Dare.

Calculated by Boone. Labelled where it appears.

Limits. NHS free sugar and salt limits by age; UK reference intakes for adults.

Spotted something wrong? Report an errorWe check every report against the source and log what we change.
Track your day in the Boone app