Gibraltar

Also Gibraltar coffee

A US specialty-café cortado defined by its glass: a double espresso with an equal measure of milk in a 4.5 ounce Libbey Gibraltar tumbler.

Espresso and milkServed hotFrom United States

Volume
120ml4.1 US fl oz
Espresso
2shots
Caffeine
127mgderived, USDA FDC
Coffee to milk
1:1.0
Gibraltar glass, 133 ml. Layers in pouring order from the bottom, drawn by volume.
  1. Espresso60 ml50%
  2. Milk60 ml50%
Volume
120ml
Caffeine
127mg
Espresso
2shots

Scales every component together, so the ratio holds; caffeine scales with the coffee.

About 1:1 espresso to milk in a 4.5 oz (133 ml) glass.

Caffeine

Derived
127mg

in a 120 ml gibraltar

USDA FoodData Central SR Legacy caffeine per 100 g scaled to the coffee volume in components, assuming 1 g per ml. FDC 171891 (Beverages, coffee, brewed, espresso, restaurant-prepared) 212.0 mg/100 g x 60 ml.

USDA FoodData Central record 171891 · read 2026-10-26

A derived figure: the reference food's caffeine per 100 g scaled to the coffee in this build. Real cups vary with the coffee, the dose and the shot.

Variants by country

1
NameCountryHow it differs
cortadoSpainThe traditional Spanish equivalent.

History

Popular account

Widely attributed to Blue Bottle Coffee in San Francisco in the mid-2000s, who served staff drinks in the faceted Libbey glass; the name stuck across US specialty cafés. We have not found a primary source for this account.

Named for the Libbey Gibraltar tumbler it is served in.

Popular account

Parts of this story are repeated widely but were not confirmed against a source this atlas accepts. They are kept as the story people tell, not as fact.

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