Sim, a partir do livro Ratio: The Simple Codes por trás da arte de cozinhar todos os dias por Michael Ruhlman
Quick Bread = 2 parts flour: 2 parts liquid: 1 part egg: 1 part butter...Recipes vary considerably on how much baking powder to use. I've found that a good working rule is one teaspoon per 4 ounces of flour (a scant cup), or 5 grams for every 110 grams of flour.