Sourdough Guinness Sourdough IngredientsIngredients for a loaf of beer-based sourdough.Pan-tastic!A simple grilled cheese sandwich on a flat cast iron pan.Proof of BreadA well-proofed loaf in a baneton.Honey Brown Lager BreadA loaf of sourdough inside the oven.Sour-dudOver-proofed bread from late-June 2021 during a local heat wave.