INGREDIENTS
For the crust
3½ cups all-purpose flour (from the freezer if possible)
1 cup (2 sticks) very cold unsalted butter, cut into ½" cubes
¼ cup cold vegetable shortening
1 Tbsp. plus 1 tsp sugar
1 Tbsp. kosher salt
1 Tbsp. scant apple cider vinegar + enough ice water to make ¾ cup liquid
For mac 'n' cheese filling
5 slices thick-cut bacon, cut into 1-inch pieces
4 cups dried macaroni
4 Tbsp. of butter (½ a stick)
4 Tbsp. flour
2.5 cups heavy cream
2 tsp mustard powder
1 egg yolk
1 pound grated cheese — an equal parts mixture of gruyere, sharp cheddar, brie (no rind)
Kosher salt and freshly ground black pepper
For the bacon lattice
8 slices bacon
1 Tbsp. brown sugar
PREPARATION
For the crust
1. Measure out all of your ingredients for the crust and make sure your butter and shortening are very cold. (It helps to put them in the freezer after they're measured and cut into pieces. It also helps to keep the flour in the freezer.)
See the rest of this article and step by step instructions at http://www.buzzfeed.com/emofly/macaroni-and-cheese-pie-with-a-bacon-lattice?sub=2086132_982026?sub=2086132_982026