Ratskeller Kolsch

Grist:
7lb 2 row pilsner malt
2.5lb wheat malt

Add 3.5 gallons 163 degree water, target 151 8:05pm, came in a little low, 149.8
Add 1.50 gallons 190 degree water at 75 minutes 9:20pm
Stir for 10 minutes 
Empty to kettle
Add 3.50 gallons 170 degree water 9:40pm
Stir for 10 minutes
Empty to kettle 9:50pm
Pre boil 7.1 gallons, bring to boil
Boil 75 minutes
Add 1 oz Perle 7.5AA @ 60 min 10:20pm
Add 1/2oz Tettnanger @ 15 min 11:05pm
Add yeast nutient @ 15 min
Add wort chiller @ 15 min
Add 1/2oz Tettnanger @ 5 min 11:15pm
cool to 70 11:40pm
Aerate
Pitch WLP 029 Kolsch yeast 12:00 am from 1L starter
OG Target 1.050
OG Actual 1.051