How does high elevation affect meringue making? Well, high elevation messes with baking big time due to lower air pressure. This means your meringue might dry out faster or struggle to set properly. You've gotta tweak your recipe to combat these issues. Find out the best meringuepowder substitute, for royal icing, macarons, cookies, and frosting with tested ratios, expert baking tips, and easy pantry swaps. Learn the biggest macaron mistakes, baking tips, troubleshooting advice, and howto master...Howto prepare the perfect meringueProper macaronage techniques The most familiar baked good with meringue is probably lemon meringue pie (Image Credit: Food.com). Egg whites are 90 percent water.Works Cited. “Kitchen Science: the chemistry behind amazing meringue and perfect cappuccino.” The Conversation, 8 Dec. Howto Make a Classic Meringue Pie Topping - The Spruce Eats. Cook the meringue: Gently transfer the meringue to a medium saucepan, and cook over medium heat for about 5-7 minutes, stirring constantly. The meringue will darken from bright white to a toasted brown. Take it off the heat and let it sit for 5 minutes.