Sweet Potato
sweet potato · bataat · Ipomoea batatas
Sweet Potato: what every chef needs to know
The sweet potato is botanically unrelated to the common potato. It is a root vegetable from the morning glory family, originally from Central and South America. The orange flesh is rich in beta-carotene (provitamin A), which accounts for its intense colour. White and purple varieties also exist and have a more neutral flavour. Sweet potato contains more carbohydrates than the common potato but, when boiled, has a relatively lower glycaemic index than expected. Roasted in the oven, the GI rises due to sugar concentration. In commercial kitchens, sweet potato is used as a purée, roasted, fried (as an alternative to chips), in soups and as a base for desserts. The skin is edible and highly nutritious. Imports from Peru, Israel and the US ensure year-round availability.
Sweet Potato: nutritional values per 100g
Based on unprocessed product. Source: NEVO 2023 / USDA FoodData Central — the Dutch food composition database, managed by RIVM and Wageningen University.
Nutritional values are indicative for unprocessed raw materials. Preparation method, variety and origin may affect values. Source: NEVO 2023 / USDA FoodData Central.
Sweet Potato: classic dishes
Proven preparations from the professional kitchen — from haute cuisine to global restaurant classics. Use as inspiration for menu development and recipe costing.
Sweet Potato: preparation techniques
Exact temperatures and times for HACCP compliance. Core temperature is leading for poultry and pork.
Halveer the sweet potato and rack on cut side: karamelisatie provides sweetness and depth
not too long boil: puree is waterig. Droogstomen after afgieten for compacte puree
add clarified butter and thyme to to vacuumzak for maximum smaakoverdracht
Hogere suikerconcentratie then gewone potato: lagere temperature prevents verbranding
Sweet Potato: HACCP storage and food safety
Based on Codex Alimentarius (WHO/FAO) and EU Regulation 852/2004. Consult your national authority (NVWA/FDA/FSANZ) for applicable local standards.
Sweet Potato: global seasonal overview
Availability per climate zone — Northern Europe, Mediterranean and warm climate. Relevant for purchasing planning and international menus.
Import available year-round (Peru, Egypt, US, Israel). Dutch-grown sweet potatoes: August–November. Peak flavour and availability in autumn.
Sweet Potato: EU-14 allergen information
Full overview compliant with EU Regulation 1169/2011 (Annex II). Raw material information — always verify with your supplier for processed products and possible traces.
Raw material information (unprocessed product). Processed products may contain traces. EU Regulation 1169/2011 Annex II.
Frequently asked questions about Sweet Potato
Why should sweet potatoes never go in the fridge?
Sweet potato is a tropical crop and suffers chilling injury (cellular damage) at temperatures below 10–13°C (50–55°F). In the fridge, cells are damaged, spoilage accelerates and surface discolouration develops. Always store at room temperature or in a cool, dry area at 13–15°C (55–59°F).
Is sweet potato gluten-free?
Yes, sweet potato contains no gluten naturally. It is a safe carbohydrate source for coeliac guests, provided there is no cross-contamination during preparation (use separate pans and boards free of gluten residue).
What is the GI difference between roasted and boiled sweet potato?
Boiled sweet potato has a GI of approximately 44–46 (low to medium). Roasted in the oven the GI rises to approximately 82–94 as prolonged heat converts starch to simple sugars. For dietary purposes, boiling is preferable. For flavour and caramelisation, roasting wins.
At what temperature should you store Sweet Potato?
Store Sweet Potato at dry and cool, 13-15°C (NIET in refrigerator: coldschade), compliant with EU Regulation 852/2004 and Codex Alimentarius guidelines.
How do you prepare Sweet Potato professionally?
The primary professional technique for Sweet Potato is Oven roasting at 200°C for 45-60 min (heel), 20-25 min (blokjes). Always verify core temperature with a calibrated probe thermometer.
Does Sweet Potato contain allergens?
Sweet Potato is free from all 14 EU declarable allergens under EU Regulation 1169/2011 Annex II. Always verify with your supplier for processed variants.
Legal disclaimer: For informational purposes only
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Informational character
The information on this page has been compiled exclusively as reference material for professional kitchen staff. KitchenNmbrs does not provide legal, medical or commercial advice. Data on preparation techniques, storage temperatures, HACCP guidelines and allergens is based on publicly available professional sources and applies to the raw ingredient in its unmodified state.
Your responsibility as operator (FBO)
Under EU Regulation 1169/2011 (Food Information Regulation) and EU Regulation 852/2004 (HACCP Hygiene Regulation), the Food Business Operator (FBO) is solely and exclusively responsible for:
- Providing accurate, up-to-date and complete allergen information to the end consumer;
- Determining allergens in the finished product based on current supplier documentation;
- Maintaining and documenting a demonstrable HACCP management system;
- Controlling cross-contamination risks within their own production environment;
- Compliance with local food safety authority requirements.
Allergen information: Limitations
The allergen information on this page relates to the ingredient as such. The actual allergen composition of your purchase may differ due to:
- Varying suppliers, production facilities or growing regions;
- Cross-contact during production, transport or storage ("may contain");
- Changed product formulations not yet reflected in public sources;
- Processing or preparation in your own kitchen that introduces new allergens.
Always verify allergens against the current specification sheets (spec sheets) from your supplier. Orally or informally provided allergen information is not legally valid under EU Reg. 1169/2011.
Milk allergen and lactose intolerance
The EU-14 allergen "Milk (including lactose)" covers two distinct conditions, both of which require declaration: (1) cow's milk allergy, an immunological reaction to milk proteins (casein, whey), and (2) lactose intolerance, an enzymatic deficiency (lactase) preventing digestion of milk sugar. Both groups must be informed separately on the menu. Lactose-free is not the same as milk-protein-free: a guest with cow's milk allergy may still react to lactose-free products.
Limitation of liability
KitchenNmbrs B.V. excludes all liability for direct or indirect damages arising from:
- Use of the information on this page as the basis for commercial or operational decisions;
- Allergic reactions, food poisoning or other health incidents involving guests or staff;
- Inaccuracies resulting from changed product compositions by third parties (suppliers);
- Non-compliance with food safety laws and regulations.
All information is subject to the KitchenNmbrs Terms and Conditions.
Official sources and authorities
Legal basis: EU Reg. 1169/2011 Annex II (EU-14 allergens) · EU Reg. 852/2004 (HACCP) · Local food information legislation as applicable
