https://doughbies.com/ Cookie recipes that work, and the science of why en https://doughbies.com/chewy-chocolate-chip-cookies/https://doughbies.com/chewy-chocolate-chip-cookies/Chewy chocolate chip cookies come from three choices: melted butter instead of creamed, more brown sugar than white, and a whole egg plus an extra yolk. https://doughbies.com/why-are-my-cookies-flat/https://doughbies.com/why-are-my-cookies-flat/Cookies come out flat when the dough spreads faster than it sets in the oven.