Pilsner Light Lager

[embed]https://youtu.be/rYJMDwvSOcQ[/embed] Ingredients Grains: 4.5 kg (100.0%) | malt - Pilsner Premium | Added at the beginning of mashing. Total: 4.5 kg (100%) Hops: 15 gr (15.9 IBU) | Chinook (USA) - pellets, a-a.=10% | Added to kettle, boil 60 min. 15 gr (2.3 IBU) | Saaz (Czech Republic) - pellets, a-a.=3.5% | Added to kettle, boil 10 min. Total: 30 gr (18.2 IBUs) Yeast: Fermentis — Saflager W 34/70 | Fermentation: 12°C, Attenuation: 80.2%, Flocculation: high | Added at primary fermentation. For fermentation 567 billion yeast cells are recommended: 5 fresh packets or vials of liquid yeast or 28 grams of dry yeast. If fresh yeast is unavailable: propagate 10 gr. of yeast (viability: 90%) in 2.7 l. starter with a gravity of 1.036 using the "Stir Plate" method. Mash Parameters Mash method: All-grain (infusion mashing) Temperature rests: Protein rest (Direct heat): 55°C - 20 min. Maltose rest (Direct heat): 63°C - 30 min. Dextrin rest (Direct heat): 72°C - 20 min. Water requirements: Mash water: 18 l (ratio 4 l/kg) | Sparge water: 16.6 l (grain absorption 1.0 l/kg) | Total water: 34.6 l Boil Parameters Brew efficiency: 80% Boil time: 90 min | Whirlpool/settling after boil: 0 min | Cooling: 10 min Batch size after boil: 25 l. | Evaporation: 15% | Batch size before boil: 30.1 l. Wort gravity before boil: 10.5-12%