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Unlock the secrets of artisanal sourdough baking

Mature, super-active dehydrated starters and everything you need to keep them thriving. Available on Amazon USA and Canada.

Captain Sourpants Mature Sourdough Starter pouch with bread and an active starter jar

Our classic · Beginner friendly

Mature Sourdough Starter

A mature and lively 100+ year old dehydrated sourdough starter for delicious, tangy sourdough bread right at home.

  • 100+ year old culture, carefully cultivated for the perfect balance of flavour and rise
  • Non-GMO and 100% natural, with no preservatives, chemicals or artificial additives
  • Easy-to-follow guide to revive, maintain and use your starter
  • Versatile: bread, pancakes, waffles, pizza dough, muffins, crackers and more

Read the activation guide →

Captain Sourpants San Francisco Sourdough Starter pouch with bread, flour and a starter jar

100+ year heirloom

San Francisco Sourdough Starter

An authentic San Francisco sourdough culture that brings the distinct tangy flavour of traditional West Coast sourdough to your kitchen.

  • Signature San Francisco tang in every loaf
  • Step-by-step instructions make feeding, maintaining and baking simple and stress-free
  • Versatile: artisan bread, pizza crusts, pancakes, waffles and more
  • Lasts a lifetime with regular feeding and proper care

Read the activation guide →

Organic Sourdough Starter pouch

Organic · Non-GMO

Organic Sourdough Starter

Made with premium organic and non-GMO flour — the purest way to bake authentic, tangy artisan bread at home.

  • Organic and non-GMO flour
  • Cultured for maximum rise, with a robust balance of wild yeast and lactic acid bacteria
  • Clear, step-by-step instructions for activating, feeding and maintaining
  • Lasts a lifetime: buy it once, bake forever
Captain Sourpants Gluten Free Sourdough Starter pouch

Gluten free

Gluten Free Sourdough Starter

A mature and lively dehydrated gluten-free sourdough starter culture for delicious, tangy gluten-free sourdough bread at home.

  • Non-GMO and 100% natural, with no preservatives, chemicals or artificial additives
  • Easy-to-follow guide to revive, maintain and use your starter
  • For beginners and experienced bakers who need a reliable, mature starter
  • Cultured with care for the perfect balance of flavour and rise

Read the activation guide →

Complete all-in-one sourdough jar kit

All-in-one kit

Pro Sourdough Starter Jar Kit

Everything you need to keep a starter thriving: a 37 oz wide-mouth glass jar, feeding band, thermometer strip, silicone lid and base, cloth cover and spatula.

  • Large 37 oz wide-mouth jar, so your starter won’t overflow
  • Feeding tracker band with day/time markers, plus a stick-on °F/°C thermometer
  • Thick, non-porous, food-safe glass that won’t absorb odours or stain
  • Easy to clean, and a great gift for sourdough lovers

Read the jar kit guide →

Need help?

Just got your starter?

Follow the step-by-step activation guide for your product, or contact us and we’ll be happy to troubleshoot.