The Staples Table

Shelf-life table of core staples with storage conditions and realistic quantities for two adults.

The staples table is the working core of a two-week pantry for two adults. It lists the 15 to 25 staple items that carry a household through normal cooking, together with the storage condition each one needs and the shelf life you can plan around once that condition is met.

Canned goods split into two groups. High-acid items such as tomatoes keep best quality for about 12 to 18 months; low-acid items such as beans keep for 2 to 5 years. Both groups share the same temperature rule: the USDA states that most canned foods remain safe indefinitely as long as they are not exposed to freezing temperatures or temperatures above 90 °F (32.2 °C).

Grains behave differently. White rice stored dry and airtight keeps for years, while brown rice turns rancid within about 6 months because of its oils — the same oxidation that eventually affects cooking oil and whole-grain flour. Buy brown rice in quantities you will finish inside that window.

Dried pasta keeps about 1 to 2 years past its printed date when kept dry; whole-grain versions spoil sooner. Flour and cereals need airtight containers because pantry moths arrive as eggs in the packaging — a sealed jar breaks the life cycle before larvae hatch.

Quantities below cover roughly two weeks for two adults. A working pantry built on these items holds 15 to 25 staples in total and is rebuilt weekly, not bought once; see the restock routine for the check-rotate-list-buy cycle that keeps the table current.

• Canned tomatoes (high-acid): 2–3 cans, 12–18 months best quality.
• Canned beans (low-acid): 3–4 cans, 2–5 years best quality.
• White rice: 1 kg, keeps for years dry and airtight.
• Brown rice: 500 g, about 6 months before rancidity.
• Dried pasta: 1 kg, 1–2 years past date when dry.
• Flour and cereals: 1–1.5 kg, airtight against pantry moths.

Further reading

• The Weekly Restock Routine
• Best Before vs Use By