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Mashed potatoes, prepared (with half skimmed milk and butter) vs Rosti (shredded potatoes), unprepared: nutrition comparison
Per 100 g: 91 kcal for Mashed potatoes, prepared (with half skimmed milk and butter), versus 108 kcal for Rosti (shredded potatoes), unprepared, a difference of 17 kcal. The full breakdown, nutrient by nutrient, from the FSVO database V7.1.
Mashed potatoes, prepared (with half skimmed milk and butter)
Potatoes and other starchy tubers100 g

Protein2.2 g
2.2 g
Fat3 g
3 g
Vitamin D0.1 µg
0.1 µg
Omega-30 g
0 g
Energy91 kcal
91 kcal
Protein+0.3 g
Fat−1.1 g
Vitamin D+0.1 µg
Omega-3−0.1 g
Energy−17 kcal
Rosti (shredded potatoes), unprepared
Potatoes and other starchy tubers100 g

Protein1.9 g
1.9 g
Fat4.1 g
4.1 g
Vitamin D0 µg
0 µg
Omega-30.1 g
0.1 g
Energy108 kcal
108 kcal
Highest saturated fat content
Mashed potatoes, prepared (with half skimmed milk and butter) contains 1.5 g more saturated fat per 100 g.
Highest calcium content
Mashed potatoes, prepared (with half skimmed milk and butter) contains 23 mg more calcium per 100 g.
Highest vitamin C content
Rosti (shredded potatoes), unprepared contains 3 mg more vitamin C per 100 g.
Full comparison, nutrient by nutrient
Per 100 g. In green: the higher of the two contents. “n/a”: not available in the source.
| Per 100 g | Mashed potatoes, prepared (with half skimmed milk and butter) | Rosti (shredded potatoes), unprepared |
|---|---|---|
| Macronutrients | ||
| Energy | 91 kcal | 108 kcal |
| Protein | 2.2 g | 1.9 g |
| Fat | 3 g | 4.1 g |
| of which saturated fat | 1.8 g | 0.3 g |
| of which polyunsaturated | 0.1 g | 0.5 g |
| of which omega-3 | 0 g | 0.1 g |
| Carbohydrates | 12.9 g | 14.9 g |
| of which sugars | 1.5 g | 0.7 g |
| Dietary fibre | 1.6 g | 2 g |
| Water | 80.3 g | 77.1 g |
| Alcohol | 0 g | 0 g |
| Minerals | ||
| Calcium | 28 mg | 5 mg |
| Iron | 0.2 mg | 0.2 mg |
| Magnesium | 20 mg | 21 mg |
| Phosphorus | 56 mg | 47 mg |
| Potassium | 300 mg | 330 mg |
| Sodium | 180 mg | 360 mg |
| Zinc | 0.3 mg | 0.2 mg |
| Vitamins | ||
| Vitamin D | 0.1 µg | 0 µg |
| Vitamin B12 | 0.1 µg | 0 µg |
| Vitamin C | 12 mg | 15 mg |
| Folate | 12 µg | 12 µg |
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