Another take on Ian's burger buns
All I can say is WOW !! These are fantastic. Thank you Ian for posting and da for continuing the adventure. I too made some changes . I adjusted the formula below to reflect them.
Main Dough Ingredients
200 grams AP flour Starter at 65% hydration
175 grams AP Flour Starter at 100% hydration
300 grams KAF AP flour
112 grams semolina flour
100 grams rye flour
50 grams kefir cheese and 50 grams sour cream
50 grams Unsalted Butter (cut into pieces and softened)
16 grams Kosher salt