2 Gallons Mint Brownie MuscleEgg Liquid Egg Whites. Our Mint Brownie flavored egg whites are part of our limited-edition line of flavors and is only available during the Fall/Winter months. Made with 100% cage-free egg whites, this is the ticket for anyone who loves the combo of chocolate and mint. It’s a delicious drink that also makes a great addition to any recipe that you want to add a splash of chocolatey, minty flavor to. With 26 grams of protein per serving and 0 grams of fat, it's nature's purest form of protein. MuscleEgg liquid egg whites can be kept frozen for up to a year and is good for 3-4 weeks in the fridge after you thaw it out. If you want to save space in the fridge, try our freeze-dried egg white powder (available in select flavors) that’s shelf-stable for a year as well. All MuscleEgg egg whites are Made with 100% cage-free egg whites and pasteurized to be extra smooth and easy to drink making it a quick and convenient way to get your daily protein and also works great in all your favorite recipes. Available in gallon and half-gallon sizes. Certified Kosher.