Roast Beef & Onion

Roast Beef & Onion by M&S has 526 kcal per 100 g. One serving (25 g) is about 132 kcal.

Roast Beef & Onion contains 6.9 g of protein per 100 g — about 1.7 g per 25 g serving.

Yes — only 1.7 g of sugar per 100 g. Most of its 51 g of carbs come from starch and fiber rather than sugar.

Yes — 512 mg of sodium per 100 g, about 22% of the daily value.

It provides 4.9 g of fiber per 100 g — 18% of the daily value.

Nutri-Score weighs negatives (calories, sugar, saturated fat, sodium) against positives (fiber, protein) per 100 g. Points against come from calorie density (526 kcal), sodium (512 mg); points in favor come from fiber (4.9 g). Overall that places it in band C.

About 19 g of Roast Beef & Onion equals 100 kcal. It is energy-dense, so small amounts add up quickly.

Yes — 526 kcal per 100 g makes it calorie-dense; a 50 g portion is already about 263 kcal.