Nuts
Shell
The almond shell is the hard, woody hull that protects the kernel until cracking. It is not a food ingredient, yet it decides storage life, in-shell roasting behaviour, and how nuts move through harvest and packing lines. Soft paper shells crack with light pressure; hard shells need a proper cracker and protect the meat longer in bulk storage. Clean, dry shells are composted, used as biomass, or discarded; they are never a substitute for the edible kernel. Home cooks meet shells when buying in-shell snacks or cracking orchard lots for peak freshness. Factory lines crack and aspirate shells so retail kernels arrive clean—still, inspect home-cracked meats carefully for sharp fragments. Do not assume every shell is safe for smoking food; resins and residues vary. Shell hardness also shapes variety reputation: paper-shell types favour easy eating, while hard-shell types favour field durability. Keep shell grit out of blenders and mills. The shell’s job ends when the kernel is free; flavour lives entirely in the nutmeat.
Track this ingredient
Characteristics
Preparations
Traits
Nutrition and pairings
Nutrition
Typical values per 100 g edible portion. Nutrient names open the reference page.
Nutrition Facts
Per 100 g edible portion
Amount per 100 g
- Total Fat 2.5 g
- Saturated Fat 0.5 g
- Trans Fat 0 g
- Monounsaturated Fat 1 g
- Polyunsaturated Fat 1 g
- Cholesterol 0 mg
- Sodium 5.14 mg
- Salt 0.01 g
- Total Carbohydrate 78 g
- Dietary Fibre 55 g
- Total Sugars 3 g
- Complex / starch 8 g
- Protein 3.5 g
- Water 12 g
- Energy 349 kcal
- Water 12 g
- Carbohydrates 78 g
- Protein 3.5 g
- Fat 2.5 g
- Saturated Fat 0.5 g
- Omega-3 0.08 g
- Vitamins 105 mg
- Vitamin A 15 µg
- Vitamin B1 — Thiamine 0.17 mg
- Vitamin B2 — Riboflavin 0.12 mg
- Vitamin B3 — Niacin 1.64 mg
- Vitamin B5 — Pantothenic Acid 0.59 mg
- Vitamin B6 0.17 mg
- Vitamin B7 — Biotin 17.3 µg
- Vitamin B9 — Folate 45.7 µg
- Vitamin C 2 mg
- Vitamin E 16.8 mg
- Vitamin K 5.6 µg
- Minerals 303 mg
- Major Minerals 301 mg
- Trace Minerals 1.5 mg
- Iron 1.5 mg
- Salt 0.01 g
Vitamins
vitamin-c: 2 · vitamin-a: 15 · vitamin-b1-thiamine: 0.17 · vitamin-b2-riboflavin: 0.12 · vitamin-b3-niacin: 1.64 · vitamin-b5-pantothenic-acid: 0.59 · vitamin-b6: 0.17 · vitamin-b7-biotin: 17.3 · vitamin-b9-folate: 45.7 · vitamin-e: 16.83 · vitamin-k: 5.6 ·
Minerals
Shell is largely mineral; edible value is minimal except as calcium source when finely prepared.
Grading systems
Grades are placed along a shared scale so systems can be compared side by side.
History
In-shell almond storage protected kernels during ancient Near Eastern trade.
Mechanical crackers and hullers industrialised shell removal in California packing.
Shell by-products entered biomass and industrial secondary uses at scale.
In-shell retail stayed a seasonal and gift-market niche beside shelled convenience packs.