In a bowl, combine beef, pork, salt, red pepper flakes, garlic powder and crushed onions. Transfer to a parchment paper covered baking sheet. Press out into a flat even layer about a half inch thick. Place in oven and bake for 20 minutes. Add cheese in a single layer over the top and bake another 5 minutes.
Frying bacon in a frying pan over medium high heat. Once crispy, remove to paper towel covered plate.
When meat mixture is done, remove from oven and let sit for 5 minutes. Then use a pizza wheel to cut into 12 equal squares.
Separate buns. Drizzle mayo and ketchup on bottom bun and then place top bun back on and twist, then separate again. Next add patty and 2 pieces of bacon. Add top bun, then two pickle chips and secure with long toothpick.