For the crust: In the bowl of a food processor, combine flour and salt by pulsing 3 to 4 times. Add butter and pulse 5 to 6 times until texture looks mealy. Add lard and pulse another 3 to 4 times. Remove lid of food processor and spritz surface of mixture thoroughly with water. Replace lid and pulse 5 times. Add more water and pulse again until mixture holds together when squeezed. Place mixture in large resealable bag, squeeze together until it forms a ball, and then press into a rounded disk and refrigerate for 30 minutes. Preheat oven to 425 degrees F. Decrease heat of oven to 350 degrees F.