Preheat the oven to 350 degrees F. Heat the butter
and oil in a saute pan. Sweat the onion and garlic over medium heat, approximately 5 minutes. In a large bowl, whisk
the eggs, cream
, and Dijon mustard. Add the ground beef
and pork to the bowl, and season with salt and pepper, to taste. Add the onion mixture, toasted coriander
and cilantro stems to the bowl. Carefully fold the ingredients together, do not over mix. Place the meatloaf mixture in a 9-inch by 5-inch pan, tap down the pan to remove any air pockets. Place the meatloaf pan in a baking dish
; pour the water inside the baking dish surrounding the meatloaf pan. Bake in the oven for 1 1/2 hours.