.Step 1Whisk 7 mugs (875 g) all-purpose flour, u00c2 1/4 cup (fifty g) sugar, 2 Tbsp. plus 2 tablespoon. baking powder, 1 Tablespoon. plus 1 tsp. garlic grain, 1 tablespoon. cooking soda, 2 ounces. Parmesan, finely grated (concerning 1 cup), u00c2 1/2 mug (packed) finely sliced parsley, 2 Tbsp. Diamond Crystal or 1 Tbsp. plus u00c2 1/2 tablespoon. Morton kosher sodium in a big bowl to incorporate. Incorporate sliced 2 cups (4 sticks) chilled unsalted butter, thinly sliced shake to layer, then bump much smaller, flatter parts (about the size of a penny) with your palms. Chill at the very least 15 moments, or cover and chill as much as 12 hours.Step 2Drizzle 2u00c2 1/2 mugs buttermilk over butter mixture shake along with a fork to combine, after that massaged gently in dish up until a shaggy dough kinds (it will appear dry out). Switch dough out onto an area rub right into a 1"- dense square, delicately driving dry out little bits into cash as better as possible. Roll slightly to smooth to concerning u00c2 1/2" dense. Using a seat scraper, reduced money in to 3 identical pieces. Stack pieces in addition to one another, sandwiching any loosened dry out little bits of money between levels push down along with your hands to smooth and also pat in to a rectangular shape. Neat edges with bench scraper. Roll dough in to a 1"- thick rectangle. (If dough is actually staying with smoothing pin, scrape off along with bench scrape as well as press back in to much larger block.) Loyal cutting, piling, and also rolling procedure 2 even more times (dough will certainly appear a lot less dry out as you relocate to the final stage), making sure final square is actually 1" u00e2 $" 1u00c2 1/4 "strong. Wrap firmly in plastic as well as cool a minimum of 1 hr as well as around 12 hours.Step 3Place a shelf in center of stove preheat to 425u00c2 u00b0. Unwrap money and slick u00e2 ..." off edges along with a knife to tidy edges (this will certainly also aid biscuits increase later in the stove). Cut dough right into 4 equivalent rectangles, at that point reduce each rectangular shape right into 6 squares to make 24 biscuits tot. Prepare on a parchment-lined baking piece, space regarding u00c2 1/4" apart. Chill 30 minutes, after that cook up until bests are actually golden brown, 35u00e2 $ "40 minutes.Step 4Just just before the cookies are finished baking, heat energy 4 garlic cloves, carefully grated, a sizable dash of salt, as well as remaining 4 Tbsp. (u00c2 1/2 stick) saltless butter in a small pan over tool up until butter is thawed. Get rid of coming from heat energy as well as stir in staying 3 Tablespoon. carefully chopped parsley.Step 5Remove biscuits from oven. Comb garlic butter over spray gently along with Parmesan.