Potato cake with tuna
4 potatoes, peeled and thinly sliced enough salt 2 tablespoons oil 1/4 cups onion, finely chopped 1 teaspoon garlic, finely chopped 2 cups tuna 1/2 cups celery, finely chopped 1/4 cups chili habanero, roasted, finely chopped 1 cup cream 1/2 cups mayonnaise 1/4 cups cilantro, finely chopped 1/4 cups chives, finely chopped 1 cup manchego