Find the window

Lemon Shortbread

a lemon bar, only colder

Bright lemon custard with buttery shortbread crumbled through it. A lemon bar, only colder.

  • Fruit
Find the window All eighteen
A scoop of pale yellow lemon frozen custard with crumbled shortbread
The base
Egg yolk custard, churned slow
Take it home
Hand-packed in the 16 fl oz pint
Two white paper cups heaped with pale yellow lemon frozen custard with crumbled shortbread on a sunny wooden table, with halved lemons and shortbread cookies
A pint of Mark’s Lemon Shortbread frozen custard

Take Lemon Shortbread home

Every flavor is hand-packed in the pint, in the freezer by the window. Fill the freezer before the drive back down the canyon.

Plan a visit

Goes well with

A scoop of amber caramel frozen custard with ribbons of caramel

Salted Caramel

sweet first, then salty
A scoop of ivory vanilla bean frozen custard

Vanilla Bean

where it all starts
A scoop of maple frozen custard with toasted walnuts

Maple Walnut

pancakes, frozen
A scoop of deep magenta black raspberry frozen custard

Black Raspberry

deep purple, all berry
Next flavorPistachio

Come get a scoop.up the canyon, since 1945

A walk-up custard window on the main street of Idaho Springs, Colorado, forty minutes west of Denver on I-70. Open every day in season.

Plan a visit

Eighteen flavors

Every one churned at the window and hand-packed in the pint.

The Mark’s letter

New flavors, new concretes and where the truck is headed. A few times a summer.

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© 2026 Mark’s Frozen CustardHand crafted in Idaho Springs, ColoradoWebsite design by Lacoura
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