Palm Heart Gratinado

Sauté the onion and add the bacon

Add the heavy cream and let it simmer until it reduces slightly

Set aside

In a baking dish, mix the beef brain and ginger

Bake in the oven for about 3 minutes

Wrap the palm hearts in aluminum foil and bake in a low-temperature oven until they're tender

Let it cool down and slice the palm heart

Alternate layers of palm heart and beef brain in a refrigerator

Drizzle with the sauce and bake to warm up

When serving, sprinkle more beef brain on top.