Category/Nuts/Walnuts

The category Walnuts describes the edible seed of any tree of the genus Juglans (family Juglandaceae), particularly the Persian or English walnut, Juglans regia.

Categorisation

Super-category

The super (parent) categories of Walnuts is:

• Nuts;
• etc.

Sub-categories

These subcategories are orthogonal: a product can be assigned one or more of the subcategories. This category has several subcategories:

• By shell:
  • Walnut kernels for Walnuts that have been shelled.
  • Fresh walnuts for Walnuts that have their shell.
• By origin:
  • Walnuts from the Périgord
  • Walnuts from Grenoble

Related categories

The ingredient Walnut occurs in some 1438 categories. Several categories have Walnut in their name:

• Caramelized walnuts;
• Cheeses with walnuts;
• Chocolate covered walnuts;
• Dry sausages with walnuts;
• Powdered walnut milks;
• Processed cheese with fresh cream cheese and walnuts;
• Walnut and almond cake;
• Walnut-based drinks;
• Walnut butters;
• Walnut creme turrón;
• Walnut ice cream tubs;
• Walnut oils;

Ingredients

The ingredients for Walnuts.

Brazil nuts

• Minimal ingredients
  • Walnut
• Optional ingredients
  • Maybe salt and fat
• Disallowed ingredients
  • none

Unsalted Brazil nuts

• Required ingredients
  • Brazil nut
• Optional ingredients
  • none
• Disallowed ingredients
  • everything else

Production process/labels

not yet looked at

Nutritional information

Walnuts

	min	10%	med	90%	max
Energy (kJ/100g)	2520	2730	2880	2970	3160
Fat (%)	44	63	65	68.5	75
Saturated fat (%)	2.2	5.36	6.1	7	16.1
Carbohydrates (%)	1.8	3.9	10.5	14	30
Sugars (%)	0	2	3	4	9.9
Fiber (%)	2	5	6.67	7.69	16
Proteins (%)	6.4	14	15.2	17	24.4
Salt (%)	0	0	0.001	0.03	0.93
Fruit (%)			100

Comparing categories

Not relevant.

Quality Monitoring

Generic errors

• Errors

Categorisation errors

• Single ingredient check:
  • Fresh walnuts should only contain the ingredient Walnut;
  • Walnut kernels should only contain the ingredient Walnut;
• Opposites:
  • Fresh walnuts and Walnut kernels should not be assigned simultaneously;
• Oneside opposites(these are categories which are incompatible and which are often due to adding an ingredient as a category):
  • Mixed nuts - to suppress adding all the different nuts in mixed nuts;
  • Nut bars - to suppress walnuts in nut bar error;
  • Chocolate covered nuts - to suppress chocolate covered nuts;
  • Dried plant based foods - to suppress any dried fruit;

Nutritional errors

To be defined

Sales format

Walnuts are sold by:

• package - pre-packed in the nuts aisles;
• weight - in the bulk aisles;

Issues

It is possible to add categories for salted walnuts and roasted walnuts, but these contain very few products.

References

• Walnut@wikipedia;
• Walnut@wiktionary;
• Walnut(seed)@wikidata;