The literal translation of tocinillo de cielo is "Bacon from heaven, " Which tells you how much the spanish love pork We like to call it simply spanish heavenly custard. This sweet, rich treat is a traditional spanish dessert, made with 10 egg yolks, sugar, and lemon peel. It is then baked in a water bath until it sets, and has a texture of a custard. Easy to prepare, it makes a delicious finish to a spanish dinner.